BAT54A,Top sales BAT54A,BAT54A DATASHEET -ICSTOCK

Parameter	Symbol	Test Condition	Min	Typ	Max	Unit
Vcc for Data Retention	VDR	cs > Vcc - 0.2V	2 0		3.6	v
Data Retention Current	IDR	Vcc=3.OV, CS>Vcc - 0.2V VIN>Vcc - 0.2V or VINi 0.2V			1O	mA
Data Retention Current	IDR	Vcc = 2.OV, CS>Vcc - 0.2V VIN>Vcc - 0.2V or VIN<0.2V			0.7	mA
Data Retention Set-Up Time	tSDR	See Data Retention	O			ns
Recovery Time	tRDR	Wave form(below)	5			ms

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BAT54A datasheet

0 4 8 12 16 20 0.6 1.0 1.4 1.8 2.2 2.6 3.0 10-i 100 10i 102
BAT54A price

Nominal
Resistance
Cold Ohms
4.41
2.44
1.60
1.05
0.848
0.535
0.370
0.275
0.163
0.055
0.042
0.032
0.029
0.022
0.017
0.013
0.010
0.0075
BAT54A pdf

SYMBOL	PIN NAME	TQFP PIN NO.	SYMBOL PIN NAME TQFP PIN NO.
Ao - A17 ADV WE CLK CKE CSi CS2 CS2 BWx(x=a,b) OE ZZ LBO	Address Inputs Address Advance/Load Read/Write Control Input Clock Clock Enable Chip Select Chip Select Chip Select Byte Write Inputs Output Enable Power Sleep Mode Burst Mode Control	32,33,34,35,36,37, 44,45,46,47,48,49 50,80,81,82,99,100 85 88 89 87 98 97 92 93,94 86 64 31	VDD Power Supply(+3.3V) 14,15,16,41,65,66,91 Vss Ground 17,40,67,90 N.C. No Connect l,2,3,6,7,25,28,29,30, 38,39,42,43,51,52,53, 56,57,75,78,79,83,84 95,96 DQao~a8 Data In puts/0 utputs 58,59,62,63,68,69,72,73,74 DQbo~b8 8,9,12,13,18,19,22,23,24 VDDO Output Power Supply 4,11,20,27,54,61,70,77 (2.5V or 3.3V) Vsso Output G round 5,10,21,26,55,60,71,76