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PDF PCA1675U Data sheet ( Hoja de datos )
| Número de pieza | PCA1675U | |
| Descripción | 32 kHz watch circuits using a silver-oxide or a 3 V lithium battery | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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INTEGRATED CIRCUITS
DATA SHEET
PCA167x series
32 kHz watch circuits using a
silver-oxide or a 3 V lithium battery
Product specification
Supersedes data of 1997 Apr 22
File under Integrated Circuits, IC16
1998 Apr 03
1 page  
Philips Semiconductors
32 kHz watch circuits using a silver-oxide
or a 3 V lithium battery
Product specification
PCA167x series
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
Motor output
Vsat
saturation voltage Σ (P + N)
RL = 2 kΩ;
− 150
Tamb = −10 to +60 °C
200
Rsc short-circuit resistance Σ (P + N) Itransistor < 1 mA
− 200
300
tT cycle time
note 1
tP pulse width
note 2
mV
Ω
Oscillator
VOSC ST
gm
tosc
∆f/f
Ci
Co
starting voltage
transconductance
start-up time
frequency stability
input capacitance
output capacitance
Vi(p-p) = 50 mV
∆VDD = 100 mV
1.2 − − V
6 15
−
µS
−1 − s
− 0.05 × 10−6 0.3 × 10−6
− 3 − pF
19 24 29 pF
Reset input
fo
∆Vo
tedge
Iim
Ii(av)
output frequency
output voltage swing
edge time
peak input current
average input current
− 32
R = 1 MΩ; C = 10 pF 1.4 −
R = 1 MΩ; C = 10 pF −
1
note 3
− 320
− 10
−
−
−
−
−
Hz
V
µs
nA
nA
Test mode
tT1 cycle time
tDEB debounce time
RESET = VDD
− 31.25
14.7 −
−
123.2
ms
ms
Notes
1. Cycle time can be changed to one of the following values: 1, 5, 10, 12 or 20 s (see Chapter “Available types”).
2. Pulse width can be varied from 2 ms to 15.7 ms in steps of 1 ms (see Chapter “Available types”).
3. Duty factor is 1 : 32 and RESET = VDD or VSS.
1998 Apr 03
5
5 Page 
Philips Semiconductors
32 kHz watch circuits using a silver-oxide
or a 3 V lithium battery
NOTES
Product specification
PCA167x series
1998 Apr 03
11
11 Page | ||
| Páginas | Total 12 Páginas | |
| PDF Descargar | [ Datasheet PCA1675U.PDF ] | |
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