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参数资料
| 型号： | PCA2002U/AB/1,026 |
| 厂商： | NXP Semiconductors |
| 文件页数： | 7/30页 |
| 文件大小： | 0K |
| 描述： | IC WATCH CIRCUIT 32KHZ DIE |
| 标准包装： | 3,600 |
| 系列： | * |
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PCA2002
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 8 — 25 November 2011
15 of 30
NXP Semiconductors
PCA2002
32 kHz watch circuit with programmable output period and pulse width
11. OTP programming characteristics
[1]
Program each word once only.
Table 11.
Specifications for OTP programming
Symbol
Parameter[1]
Conditions
Min
Typ
Max
Unit
VDD
supply voltage
during programming procedure
1.5
-
3.0
V
VP(prog)(start)
programming supply voltage (start)
6.6
-
6.8
V
VP(prog)(stop)
programming supply voltage (stop)
6.2
-
6.4
V
VP(mod)
supply voltage modulation
for entering instructions, referred
to VDD
320
350
380
mV
Vprestore
prestore voltage
for prestore pulse
6.2
-
6.4
V
Vstore
supply voltage
for writing to the OTP cells
9.9
10.0
10.1
V
Istore
store current
for writing to the OTP cells
-
10
mA
tp(start)
start pulse width
8
10
12
ms
tp(stop)
pulse width of stop pulse
0.05
-
0.5
ms
tmod
modulation pulse width
25
30
40
s
tw(prestore)
prestore pulse width
0.05
-
0.5
ms
tw(store)
store pulse width
for writing to the OTP cells
95
100
110
ms
t0
time 0
waiting time after start pulse
20
-
30
ms
t1
time 1
pulse distance for incrementing
the state counter
0.6
0.7
0.8
ms
t2
time 2
pulse distance for clocking the
data register with data = logic 0
1.6
1.7
1.8
ms
t3
time 3
pulse distance for clocking the
data register with data = logic 1
2.6
2.7
2.8
ms
t4
time 4
waiting time for writing to OTP
cells
0.1
0.2
0.3
ms
SR
slew rate
for modulation of the supply
voltage
0.5
-
5.0
V/
s
Rmod
modulation resistance
supply current modulation
read-out resistor
18
30
45
k
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