Parts from Epson, ED Inventory

Real Time Clock 4 Bit 2.4 to 5.5Volt 5 +/-23ppm -40C +85C

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	732-RTC-7301SF:B3R	0	1	$5.84

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Standard Clock Oscillators SMD XTL OS MHZ (O/E) 3.3V +/-100PPM 1K TR

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	732-SG-82CA1M-PCCL	0	1000					$2.09	$2.02

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Real Time Clock 32.768KHz 3.0Volts 5+/-5ppm -40C +85C

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$1.92

RX8900 Series 3.2 x 2.5 x 1 mm 3 V 2-Wire Serial I²C Bus Real Time Clock

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Future Electronics	RX8900CE UA3	250		$0.00	$0.00	$0.00	$0.00	$1.91	$1.91
Mouser Electronics	732-RX8900CEUA3	4960	1	$9.84	$8.89	$8.49	$7.36	$5.53	$5.44

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RX-8564LC Series 3 V I2C-BUS Real Time Clock Module - VSOJ-12

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Real Time Clock Modules - I2C-Bus, Tape & Reel Qty : 1000pcs Per Reel

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	N/A	0	1

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Real Time Clock Modules - I2C-Bus, Tape & Reel Qty : 250pcs Per Reel

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	N/A	0	1

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Crystals 32.768KHz 12.5pF 20ppm -40C +85C

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	732-MC40532.7680KA0R	0	1	$1.01

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SG-3030 Series 32.768 KHz -40?C to +85?C SPXO Clock Oscillator

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Ameya360	SG-3030JF 32.7680KB0: ROHS	1000		$0.00	$0.00	$0.00	$0.00	$1.12	$1.12
Future Electronics	SG-3030JF 32.7680KB0: ROHS	1000	1000	$0.00	$0.00	$0.00	$0.00	$1.09	$1.09
Mouser Electronics	732-SG3030JF32.7B0R	0	1
Win Source	SG-3030JF 32.7680KB0: ROHS	1	9

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MC-146 Series 32.768 kHz ?20 ppm 12.5 pF -40 to +85?C Surface Mount Crystal Unit