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CBC34123-M5C-TR1 Fiches technique(PDF) 5 Page - Cymbet Corporation

No de pièce CBC34123-M5C-TR1
Description  SPI Real-Time Clock/Calendar with Integrated Backup Power
Download  14 Pages
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Fabricant  CYMBET [Cymbet Corporation]
Site Internet  http://www.cymbet.com
Logo CYMBET - Cymbet Corporation

CBC34123-M5C-TR1 Fiches technique(HTML) 5 Page - Cymbet Corporation

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CBC34123 EnerChip™ RTC
©2013-2015 Cymbet Corporation • Tel: +1-763-633-1780 • www.cymbet.com
DS-72-31 V.13
Page 5 of 14
Preliminary
POWER SUPPLY CURRENT CHARACTERISTICS OF INTEGRATED CBC910 POWER
MANAGEMENT CIRCUIT ONLY
Ta = -20ºC to +70ºC
CHARACTERISTIC
SYMBOL
CONDITION
MIN
MAX
UNITS
Quiescent Current
(CBC910 power
management circuit
only;
VDD > VRESET ; RTC
current not included)
IQ
ENABLE=GND
VDD=3.3V
-
3.5
µA
VDD=5.5V
-
6.0
µA
ENABLE=VDD
VDD=3.3V
-
35
µA
VDD=5.5V
-
38
µA
EnerChip Cutoff Current
(IQBATON adds to RTC
current when in backup
mode)
IQBATOFF
VBAT < VBATCO,
VOUT=0
-
0.5
nA
IQBATON
VBAT > VBATCO,
IOUT=0
-
42
nA
INTERFACE LOGIC SIGNAL CHARACTERISTICS
VDD = 2.5V to 5.5V, Ta = -20ºC to +70ºC
CHARACTERISTIC
SYMBOL
CONDITION
MIN
MAX
UNITS
High Level Input Voltage
VIH
-
VDD - 0.5
-
Volts
Low Level Input Voltage
VIL
-
-
0.5
Volts
High Level Output Voltage
VOH
VDD>VTH (see Figures 4
and 5) IL=10µA
VDD -
0.04V (1)
-
Volts
Low Level Output Voltage
VOL
IL = -100µA
-
0.3
Volts
Logic Input Leakage Current
IIN
0<VIN<VDD
-1.0
+1.0
nA
RESET SIGNAL AC/DC CHARACTERISTICS
VDD = 2.5V to 5.5V, Ta = -20ºC to +70ºC
CHARACTERISTIC
SYMBOL
CONDITION
MIN
MAX
UNITS
VDD Rising to RESET
Rising
tRESETH
VDD rising from 2.8V TO 3.1V
in <10µs
60
200
ms
VDD Falling to RESET
Falling
tRESETL
VDD falling from 3.1V to 2.8V
in <100ns
0.5
2
µs
TRIP Voltage
VDD Rising
VRESET
VMODE=GND
2.85
3.15
V
RESET Hysteresis
Voltage
(VDD to RESET)
VHYST
VMODE=GND
45
75
mV
(1) RESET tracks VDD; RESET = VDD - (IOUT x ROUT).


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