PCF8563 Просмотр технического описания (PDF) - Philips Electronics
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PCF8563 Datasheet PDF : 30 Pages
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Philips Semiconductors
PCF8563
Real-time clock/calendar
10. Static characteristics
Table 29: Static characteristics
VDD = 1.8 to 5.5 V; VSS = 0 V; Tamb = −40 to 85 °C; fOSC = 32.768 kHz; quartz Rs = 40 kΩ; CL = 8 pF; unless otherwise
specified.
Symbol Parameter
Conditions
Min
Typ
Max
Unit
Supplies
VDD
supply voltage
I2C-bus inactive; Tamb = 25 °C
1.0 [1]
−
I2C-bus active; fSCL = 400 kHz
1.8 [1]
−
supply voltage for reliable
clock/calendar information
Tamb = 25 °C
Vlow
−
5.5
V
5.5
V
5.5
V
IDD1
IDD2
Inputs
supply current;
CLKOUT disabled (FE = 0)
supply current;
CLKOUT enabled
(fCLKOUT = 32 kHz; FE = 1)
fSCL = 400 kHz
fSCL = 100 kHz
fSCL = 0 Hz; Tamb = 25 °C
VDD = 5 V
VDD = 3 V
VDD = 2 V
fSCL = 0 Hz
VDD = 5 V
VDD = 3 V
VDD = 2 V
fSCL = 0 Hz; Tamb = 25 °C
VDD = 5 V
VDD = 3 V
VDD = 2 V
fSCL = 0 Hz
VDD = 5 V
VDD = 3 V
VDD = 2 V
[2] −
−
[2]
−
−
−
[2]
−
−
−
[2]
−
−
−
[2]
−
−
−
−
800
µA
−
200
µA
275
550
nA
250
500
nA
225
450
nA
500
750
nA
400
650
nA
400
600
nA
825
1 600
nA
550
1 000
nA
425
800
nA
950
1 700
nA
650
1 100
nA
500
900
nA
VIL
VIH
ILI
Ci
Outputs
LOW-level input voltage
HIGH-level input voltage
input leakage current
input capacitance
VI = VDD or VSS
VSS
−
0.7VDD −
−1
−
[3] −
−
0.3VDD
V
VDD
V
+1
µA
7
pF
IOL(SDA)
LOW-level output current;
pin SDA
VOL = 0.4 V; VDD = 5 V
−3
−
−
mA
IOL(INT)
LOW-level output current;
pin INT
−1
−
−
mA
IOL(CLKOUT) LOW-level output current;
pin CLKOUT
−1
−
−
mA
9397 750 04855
Product specification
16 April 1999
© Philips Electronics N.V. 1999. All rights reserved.
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