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CF5761MB Datasheet(PDF) 3 Page - Nippon Precision Circuits Inc

Part # CF5761MB
Description  CMOS Analog Clock IC with Alarm Function
PDF  10 Pages
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Manufacturer  NPC [Nippon Precision Circuits Inc]
Direct Link  http://www.npc.co.jp/en
Logo NPC - Nippon Precision Circuits Inc

CF5761MB Datasheet(HTML) 3 Page - Nippon Precision Circuits Inc

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CF5761 series
SEIKO NPC CORPORATION —3
BLOCK DIAGRAM
PAD DESCRIPTION and DIMENSIONS
Number
Name
I/O
Function
Pad dimensions
X [µm]
Y [µm]
1
O1
O
Movement motor drive output 1 (CMOS output)
155
1215
2
O2
O
Movement motor drive output 2 (CMOS output)
155
1023
3
VSS
–
Ground
155
835
4
AO2
O
Alarm output 2
155
567
5
AO1
O
Alarm output 1
155
155
6
AO3
O
Alarm output 3
351
155
7
SEL
I
Alarm function select. Pull-down resistor built-in
583
155
8
XTN
O
Crystal oscillator output. Oscillator capacitance CD built-in
1255
166
9
XT
I
Crystal oscillator input. Crystal connected between XT and XTN
1255
399
10
SN
I
Snooze input
Pull-down resistor built-in (CF5761CA, EA, HA)
Pull-up resistor built-in (CF5761LB, MB, NB)
1255
587
11
AI
I
Alarm input
Pull-down resistor built-in (CF5761CA, EA, HA)
Pull-up resistor built-in (CF5761LB, MB, NB)
1255
821
12
T1
I/O
Test pin
1217
1215
13
VDD
–
Supply
1029
1215
XT
6-stage
divider
5-stage
divider
4-stage
divider
4-stage
divider
XTN
T1
AI
SN
Test control
Alarm input
control
Snooze input
control
Alarm output
control
Alarm pattern
select
Alarm pattern
control
Motor output
control
AO2
AO1
AO3
SEL
O1
O2



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