4T2R Direct RF Transmitter and Observation Receiver Features: Flexible reconfigurable radio common platform design Transmit/receive channel bandwidth up to 1.2 GHz/2.4 GHz (4T2R) RFDAC/RFADC RF frequency range up to 7.5 GHz On-chip PLL with multichip synchronization External RFCLK input option Versatile digital features Configurable digital up/down conversion (DDC and DUC) 8 fine complex DUCs and 4 coarse complex DUCs 8 fine complex DDCs and 4 coarse complex DDCs, 2 independent 48-bit NCO per DUC/DDC Programmable 192-tap PFIR filter for receive equalization Supports 4 different profile settings loaded via GPIO Receive AGC support Fast detect with low latency for fast AGC control Signal monitor for slow AGC control Dedicated AGC support pins Transmit DPD support Programmable delay and gain per transmit data path Coarse DDC delay adjust for DPD observation path Auxiliary features Power amplifier downstream protection circuitry On-chip temperature monitoring unit Programmable GPIO pins supporting different user configurations ADC clock driver with selectable divide ratios TDD power savings option and sharing ADCs SERDES JESD204B/JESD204C interface, 16 lanes up to 24.75 Gbps 8 lanes per each DAC and ADC JESD204B compatible with maximum 15.5 Gbps lane rate JESD204C compatible with maximum 24.75 Gbps lane rate Supports real or complex digital data (8-bit, 12-bit, 16-bit, or 24-bit) 15 mm × 15 mm, 324-ball BGA with 0.8 mm pitch

4T4R Direct RF Receiver and Transmitter Features: Flexible, reconfigurable radio common platform design Transmitter/receiver channel bandwidth up to 1.2 GHz (4T4R) RF DAC/RF ADC RF frequency range up to 7.5 GHz On-chip PLL with multichip synchronization External RF clock input option Versatile digital features Selectable interpolation and decimation filters Configurable DDCs and DUCs 8 fine complex DUCs (FDUC) and 4 coarse complex DUCs (CDUC) 8 fine complex DDCs (FDDC) and 4 coarse complex DDCs (CDDC) FDUCs and FDDCs are fully bypassable 2 independent 48-bit NCOs per DUC or DDC Programmable 192-tap PFIR filter for receive equalization Supports 4 different profile settings loaded via GPIO Receive AGC support Fast detect with low latency for fast AGC control Signal monitor for slow AGC control Dedicated AGC support pins Transmit DPD support Programmable delay and gain per transmit data path Coarse DDC delay adjust for DPD observation path Supports real or complex digital data (8-, 12-, or 16-bit) Auxiliary features ADC clock driver with selectable divide ratios Power amplifier downstream protection circuitry On-chip temperature monitoring unit Programmable GPIO pins support toggling between modes TDD power savings option and sharing ADCs SERDES JESD204B or JESD204C interface, 16 lanes up to 24.75 Gbps 8 lanes JESD204B/C transmitter (JTx) and 8 lanes JESD204B/C receiver (JRx) Supports Subclass 1 Supports multidevice synchronization 15 mm × 15 mm, 324-ball BGA with 0.8 mm pitch

21.2 GHz to 23.6 GHz, Low Noise Amplifier Features: Frequency range: 21.2 GHz to 23.6 GHz Typical gain of >22.5 dB Low noise input Noise figure 3.3 dB typical at 21.2 GHz 3.4 dB typical at 23.6 GHz High linearity input ≥1.0 dBm typical input third-order intercept (IIP3) −8 dBm input 1 dB compression point (P1dB) at 23.6 GHz Matched 50 Ω single-ended input Matched 100 Ω differential outputs 8-lead, 2.00 mm × 2.00 mm LFCSP microwave packaging

Microprocessor Supervisory Circuit Features:Pin-compatible with MAX1232 and Dallas DS1232Adjustable precision voltage monitor with 4.5 V and 4.75 V optionsAdjustable strobe monitor with 150 ms, 600 ms, or 1.2 sec optionsNo external componentsSpecified from 40C to +85C

Cascadable Super Sequencer with Margin Control and Fault Recording Features: Complete supervisory and sequencing solution for up to 17 supplies Expandable to 257 supplies with additional ADM1266 ICs connected to the 2-wire interdevice bus Fully programmable sequencing engine 17 supply fault detectors enable real time supervision of supplies 0.4 V to 15 V on VH1 to VH4 (VHx) 0.4 V to 5 V on VP1 to VP13 (VPx) Device powered by the higher of VH1 and VH2 inputs for improved operating redundancy 12-bit ADC for readback of all supervised voltages Black box nonvolatile fault recording 16 PDIOs 9 GPIOs 9 voltage output 8-bit DACs allow voltage margining adjustment via dc-to-dc converter trim/feedback node Main and backup memory Industry standard PMBus interface compliant Available in a 9 mm × 9 mm, 64-lead package

High Voltage Input Protection Device Features: Controls supply voltages from 4 V to 60 V Gate drive for low voltage drop reverse supply protection Gate drive for P-channel FETs Inrush current limiting control Adjustable current limit Foldback current limiting Automatic retry or latch-off on current fault Programmable current-limit timer for safe operating area (SOA) Power-good and fault outputs Analog undervoltage (UV) and overvoltage (OV) protection 16-lead, 3 mm × 3 mm LFCSP 16-lead QSOP

High Voltage Input Protection Device Features: Controls supply voltages from 4 V to 60 V Gate drive for low voltage drop reverse supply protection Gate drive for P-channel FETs Inrush current limiting control Adjustable current limit Foldback current limiting Automatic retry or latch-off on current fault Programmable current-limit timer for safe operating area (SOA) Power-good and fault outputs Analog undervoltage (UV) and overvoltage (OV) protection 16-lead, 3 mm × 3 mm LFCSP 16-lead QSOP

High Voltage Input Protection Device Features: Controls supply voltages from 4 V to 60 V Gate drive for low voltage drop reverse supply protection Gate drive for P-channel FETs Inrush current limiting control Adjustable current limit Foldback current limiting Automatic retry or latch-off on current fault Programmable current-limit timer for safe operating area (SOA) Power-good and fault outputs Analog undervoltage (UV) and overvoltage (OV) protection 16-lead, 3 mm × 3 mm LFCSP 16-lead QSOP

3 kV RMS Signal and Power Isolated RS-485 Transceiver with 15 kV IEC ESD Features: 3 kV rms isolated RS-485/RS-422 transceiver Low radiated emissions, integrated, isolated dc-to-dc converter Passes EN 55032 Class B with margin on a 2-layer PCB Cable invert smart feature Correct reversed cable connection on A, B, Y, and Z bus pins while maintaining full receiver fail-safe feature ESD protection on RS-485 A, B, Y and Z pins ≥±12 kV IEC61000-4-2 contact discharge ≥±15 kV IEC61000-4-2 air discharge High speed 25 Mbps data rate (ADM2565E/ADM2567E) Low speed 500 kbps data rate for EMI control (ADM2561E/ADM2563E) Flexible power supplies Input VCC supply of 3 V to 5.5 V Logic VIO supply of 1.7 V to 5.5 V VSEL pin to select VISO supply of 5 V (VCC > 4.5 V) or 3.3 V PROFIBUS compliant for 5 V VISO Wide operating temperature range: −40°C to +105°C High common-mode transient immunity: 250 kV/µs Short-circuit, open-circuit, and floating input receiver fail-safe Supports 196 bus nodes (72 kΩ receiver input impedance) Full hot swap support (glitch free power-up/power-down) Safety and regulatory approvals (pending) CSA Component Acceptance Notice 5A, DIN V VDE V 0884-11, UL 1577, CQC11-471543-2012, IEC 61010-1 Complies with ANSI/TIA/EIA-485-A-98 and ISO 8482:1987(E) 28-lead, fine pitch SOIC_W package (10.15 mm 10.05 mm) with >8.0 mm creepage and clearance

3 kV RMS Signal and Power Isolated RS-485 Transceiver with 15 kV IEC ESD Features: 3 kV rms isolated RS-485/RS-422 transceiver Low radiated emissions, integrated, isolated dc-to-dc converter Passes EN 55032 Class B with margin on a 2-layer PCB Cable invert smart feature Correct reversed cable connection on A, B, Y, and Z bus pins while maintaining full receiver fail-safe feature ESD protection on RS-485 A, B, Y and Z pins ≥±12 kV IEC61000-4-2 contact discharge ≥±15 kV IEC61000-4-2 air discharge High speed 25 Mbps data rate (ADM2565E/ADM2567E) Low speed 500 kbps data rate for EMI control (ADM2561E/ADM2563E) Flexible power supplies Input VCC supply of 3 V to 5.5 V Logic VIO supply of 1.7 V to 5.5 V VSEL pin to select VISO supply of 5 V (VCC > 4.5 V) or 3.3 V PROFIBUS compliant for 5 V VISO Wide operating temperature range: −40°C to +105°C High common-mode transient immunity: 250 kV/µs Short-circuit, open-circuit, and floating input receiver fail-safe Supports 196 bus nodes (72 kΩ receiver input impedance) Full hot swap support (glitch free power-up/power-down) Safety and regulatory approvals (pending) CSA Component Acceptance Notice 5A, DIN V VDE V 0884-11, UL 1577, CQC11-471543-2012, IEC 61010-1 Complies with ANSI/TIA/EIA-485-A-98 and ISO 8482:1987(E) 28-lead, fine pitch SOIC_W package (10.15 mm 10.05 mm) with >8.0 mm creepage and clearance