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PDF ( 数据手册 , 数据表 ) CF5705CF

零件编号 CF5705CF
描述 Analog Watch Stepping Motor Driver
制造商 Nippon Precision Circuits Inc
LOGO Nippon Precision Circuits Inc LOGO 


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CF5705CF 数据手册, 描述, 功能
NIPPON PRECISION CIRCUITS INC.
CF5705 series
Analog Watch Stepping Motor Driver
OVERVIEW
The CF5705 series is a low-current analog watch stepping motor driver CMOS IC with built-in 32.768 kHz
crystal oscillator circuit.
FEATURES
s 32.768 kHz crystal oscillator circuit
CG and CD built-in
s 3.6 to 1.2 V operating supply voltage range
s Operating current consumption
• VSS = –1.55V, CD = 16pF: 250 nA (max)
• VSS = –2.8V, CD = 26pF: 1000 nA (max)
Note: Current consumption depends on the built-in capacitor.
s Reset function
4 Hz and subsequent frequency dividers are reset
SERIES LINEUP
Pad coordinates
Motor
Version
CF5705AA
CF5705BC
CF5705AD
CF5705AE
CF5705CF
CF5705CG
1234
XT XTN RESET VSS
VSS RESET XT XTN
XT XTN RESET VSS
XT XTN RESET VSS
VSS TEST XTN XT
VSS TEST XTN XT
5
TEST
VDD
TEST
TEST
VDD
VDD
6
OUT2
OUT2
OUT2
OUT2
OUT2
OUT2
Cycle Pulse
7 8 (Tcy/2) (Tpw)
sec sec
OUT1 VDD 1 4.9m
OUT1 TEST 250m 23.4m
OUT1 VDD
1 23.4m
OUT1 VDD 20 5.9m
OUT1 RESET 1
4.9m
OUT1 RESET 1
3.9m
Test
(Tcy)
sec
125m
125m
125m
125m
62.5m
62.5m
1. Parasitic capacitance is included. Parasitic capacitance: CG = CD = 4pF
Built-in
capacitor1
CG CD
pF pF
4 16
4 26
4 30
4 16
4 16
4 16
PART NUMBER GUIDE
CF5705
Function(Motor, Built-in capacitor)
Pad coordinate
ORDERING INFORMATION
Device
C F 5 7 0 5 ××
Package
Chip form
NIPPON PRECISION CIRCUITS—1












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零件编号描述制造商
CF5705CFAnalog Watch Stepping Motor DriverNippon Precision Circuits Inc
Nippon Precision Circuits Inc
CF5705CGAnalog Watch Stepping Motor DriverNippon Precision Circuits Inc
Nippon Precision Circuits Inc

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