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參數(shù)資料
| 型號： | 933728070112 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 時鐘/數(shù)據(jù)恢復(fù)及定時提取 |
| 英文描述： | REAL TIME CLOCK, PDSO16 |
| 封裝： | 7.50 MM, PLASTIC, MS-013, SOT-162-1, SO-16 |
| 文件頁數(shù)： | 6/28頁 |
| 文件大?。?/td> | 136K |
| 代理商： | 933728070112 |
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2003 Jan 27
14
Philips Semiconductors
Product specication
Clock/calendar with serial I/O
PCF8573
12 DC CHARACTERISTICS
VSS2 =0V; Tamb = 40 to + 85 °C unless otherwise specied. Typical values at Tamb =25 °C.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply
VDD VSS2 supply voltage (I2C interface)
2.5
5.0
6.0
V
VDD VSS1 supply voltage (clock)
tHD;DAT ≥ 300 ns
1.1
1.5
VDD VSS2
V
ISS1
supply current
at VSS1 (pin 15)
see Fig.12
VDD VSS1 = 1.5 V
3
10
A
VDD VSS1 =5V
12
50
A
ISS2
supply current
at VSS2 (pin 8)
VDD VSS2 =5V;
IO = 0 all outputs
50
A
Input SCL, input/output SDA
VIL
LOW level input voltage
0.3VDD
V
VIH
HIGH level input voltage
0.7VDD
V
ILI
input leakage current
VI =VSS2 or VDD
1
+1
A
Ci
input capacitance
7pF
Inputs A0, A1, TEST
VIL
LOW level input voltage
0.2VDD
V
VIH
HIGH level input voltage
0.7VDD
V
ILI
input leakage current
VI =VSS2 or VDD
250
+250
nA
Inputs EXTPF, PFIN
VIL
LOW level input voltage
0
0.2VDD VSS1 V
VIH
HIGH level input voltage
0.7VDD VSS1
V
ILI
input leakage current
VI =VSS1 to VDD
1.0
+1.0
A
VI =VSS1 to VDD;
Tamb =25 °C
0.1
+0.1
A
Output SDA (N-channel open-drain)
VOL
LOW level output voltage
output ON; IO = 3 mA;
VDD VSS2 = 2.5 to 6 V
0.4
V
ILI
input leakage current
VDD VSS2 =6V;
VO =6V
1.0
+1.0
A
Output SEC, MIN, COMP, FSET (normal buffer outputs)
VOL
LOW level output voltage
VDD VSS2 = 2.5 V;
IO = 0.3 mA
0.4
V
VDD VSS2 =4to6V;
IO = 1.6 mA
0.4
V
VOH
HIGH level output voltage
VDD VSS2 = 2.5 V;
IO = 0.1 mA
VDD 0.4
V
VDD VSS2 =4to6V;
IO = 0.5 mA
VDD 0.4
V
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