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CF5705AA PDF даташит

Спецификация CF5705AA изготовлена ​​​​«Nippon Precision Circuits Inc» и имеет функцию, называемую «Analog Watch Stepping Motor Driver».

Детали детали

Номер произв CF5705AA
Описание Analog Watch Stepping Motor Driver
Производители Nippon Precision Circuits Inc
логотип Nippon Precision Circuits Inc логотип 

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CF5705AA Даташит, Описание, Даташиты
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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CF5705AA Даташит, Описание, Даташиты
CF5705 series
PAD DIMENSIONS (Top view)
PAD COORDINATES
NPC
1
2
3
4
(0,0)
(1000,1060)
8
7
6
5
Number
1
2
3
4
5
6
7
8
X (µm )
155
155
155
155
844
844
844
844
Chip size: 1.000 × 1.060 m m
Chip thickness: 220 µm
P ad size: 100 × 100 µm
R everse side: V D D level
BLOCK DIAGRAM
RESET TEST
Y (µm )
785
597
363
175
175
363
694
882
XT
XTN
32kHz
Oscillator
Voltage
regulator
Divider and
Output buffer control
OUT1
OUT2
PAD DESCRIPTION
Name
VSS
VDD
XT
XTN
OUT1
OUT2
RESET
TEST
Description
Negative supply voltage
Positive supply voltage
Crystal oscillator circuit input
Crystal oscillator circuit output
Stepping motor driver output 1
Stepping motor driver output 2
Reset input
Test mode select. 512 Hz clock output
Pin number : Refer to Series lineup.
NIPPON PRECISION CIRCUITS—2









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CF5705AA Даташит, Описание, Даташиты
CF5705 series
SPECIFICATIONS
Absolute Maximum Ratings
VDD = 0 V
Parameter
Supply voltage range
Input voltage range
Storage temperature range
Symbol
VSS
V IN
T stg
Recommended Operating Conditions
Rating
5.0 to 0.3
VSS 0.3 to 0.3
40 to 125
Unit
V
V
°C
Parameter
Supply voltage
Operating temperature
Symbol
VSS
Topg
Rating
3.6 to 1.2
20 to 75
Unit
V
°C
Electrical Characteristics
VDD = 0 V, Ta = 25 °C, X’tal CI = 55kmax
Parameter
Symbol
Condition
Operating supply voltage
Operating current consumption1
Reset input current
Reset input resistance
Motor output current
Motor output cycle time2 (normal mode)
Motor output cycle time2 (test mode)
Motor output pulsewidth2
Oscillator start voltage2
Oscillator start time
VSS
ID D
IR S T
RRST
IM O T
TCY
tC Y
TPW
V STA
T STA
No load, V S S = –1.55V,
(CT R + CG ) = 15 pF, CD = 16 pF
No load, V S S = –2.8V,
(CT R + CG ) = 24 pF, CD = 26 pF
RESET:VRST = VDD ,VSS = –
1.55V
RESET:VRST = VDD ,VSS = –2.8V
V R S T = 1.35 V, V S S = –1.55V
V R S T = 2.6 V, V S S = –2.8V
R L = 2 k, V S S = 1.55 V
R L = 1 k, V S S = 2.4 V
From supply ON to 512 Hz output
on TEST
Frequency voltage deviation
Frequency deviation3
Internal capacitance2
f/f
ε
C G, CD
V S S = 1.2 → −3.6 V, CT R = 5 p F
Built-in CD
Built-in CD and CG
(CG + CD) < 62 pF
1. Current consumption is measured in the measurement circuit (see next page).
2. Refer to Series lineup.
3. ε’ = [f (1.55V) – f’0] / f’0 (CD = 16pF)
ε’ = [f (2.8V) – f’0] / f’0 (CD = 26pF)
f’0: Oscillation frequency center value of Standard Deviation in the same measuring conditions
Rating
min typ max
2.0 − −1.2
– 0.15 0.25
– 0.40 1.00
–6–
– 25 100
15 35 60
5 15 50
0.7 –
2.18 2.29
Refer to the SERIES LINEUP
1.3 –
–25
– 0.2 1
–8 –
8
– 16 –
16
Refer to the SERIES LINEUP
Unit
V
µA
µA
nA
nA
k
k
mA
mA
s
ms
ms
V
s
ppm/0.1V
ppm
ppm
pF
NIPPON PRECISION CIRCUITS—3










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Номер в каталогеОписаниеПроизводители
CF5705AAAnalog Watch Stepping Motor DriverNippon Precision Circuits Inc
Nippon Precision Circuits Inc
CF5705ADAnalog Watch Stepping Motor DriverNippon Precision Circuits Inc
Nippon Precision Circuits Inc
CF5705AEAnalog Watch Stepping Motor DriverNippon Precision Circuits Inc
Nippon Precision Circuits Inc

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