參數(shù)資料
型號(hào): PCA2000AA
廠商: NXP Semiconductors N.V.
英文描述: 32 kHz watch circuit with programmable adaptive motor pulse
中文描述: 32千赫的可編程自適應(yīng)脈沖馬達(dá)手表電路
文件頁(yè)數(shù): 3/19頁(yè)
文件大?。?/td> 120K
代理商: PCA2000AA
2003 Dec 17
3
Philips Semiconductors
Product specification
32 kHz watch circuit with programmable
adaptive motor pulse
PCA2000; PCA2001
BLOCK DIAGRAM
mgw567
÷
4
MOT2
MOT1
8
3
5
1
2
6
7
RESET
4
V
DD
V
SS
VOLTAGE DETECTOR,
OTP-CONTROLLER
MOTOR CONTROL WITH
ADAPTIVE PULSE MODULATION
STEP
DETECTION
EOL
PCA2000 only
PCA2000
PCA2001
DIVIDER
RESET
reset
32 Hz
1 Hz
8 kHz
OSCILLATOR
OSCIN
OSCOUT
TEST
OTP-MEMORY
TIMING ADJUSTMENT,
INHIBITION
Fig.1 Block diagram.
PINNING
SYMBOL
PAD
DESCRIPTION
V
SS
TEST
OSCIN
OSCOUT
V
DD
MOT1
MOT2
RESET
1
2
3
4
5
6
7
8
ground
test output
oscillator input
oscillator output
supply voltage
motor 1 output
motor 2 output
reset input
handbook, halfpage
MGU554
VDD
MOT2
MOT1
RESET
TEST
OSCIN
OSCOUT
PCA2000
PCA2001
1
2
8
7
6
5
3
4
Fig.2 Pad configuration.
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