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CF5760のメーカーはNPCです、この部品の機能は「CMOS Analog Clock IC」です。 |
部品番号 | CF5760 |
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部品説明 | CMOS Analog Clock IC | ||
メーカ | NPC | ||
ロゴ | |||
このページの下部にプレビューとCF5760ダウンロード(pdfファイル)リンクがあります。 Total 7 pages
CF5760 series
CMOS Analog Clock IC
OVERVIEW
The CF5760 series are analog clock ICs that derive their timing from a 32.768 kHz oscillator element. They
feature a reset function (optional seconds control function) which can be used to maintain accurate time. Vari-
ous alarm functions and motor outputs are available to match a wide range of clock specifications.
FEATURES
I 1.2 to 2.0V operating supply voltage
I 1.2µA (typ) / 1.5V current consumption
I 32.768 kHz oscillator circuit
I Oscillator capacitance CG and CD built-in
I Alarm output function
I Reset function (optional seconds control function)
I Input chattering elimination function (AI/R)
I Chip form (CF5760××)
PAD LAYOUT
(Unit: mm)
(760, 1210)
VDD 1
9
AI/R
O1
O2
(0,0)
2
3
4
HA5760
8
7
6
5
XT
XTN
AON
AO
VSS
Chip size: 0.76 × 1.21 mm
Chip thickness: 300 ± 30 µm
Pad size: 100 × 100 µm
Reverse side: VDD level
SERIES CONFIGURATION
CF5760AA CF5760BA CF5760CC CF5760DA CF5760EA CF5760FC CF5760GB CF5760HA CF5760JA
Built-in
CG [pF]
capacitance1 CD [pF]
Alarm input/reset input level
3
25
HIGH/LOW
3
25
HIGH/LOW
3
33
LOW/HIGH
3
25
LOW/HIGH
3
25
–/LOW
3
33
LOW/HIGH
27
26
LOW/HIGH
3
25
LOW/HIGH
3
25
LOW/HIGH
Active level
LOW
LOW
HIGH
LOW
–
–
HIGH
HIGH
–
Motor output
Needle period
tCY [s]
Pulsewidth
tPW [ms]
Pins
1
23.4
AO AON
1
23.4
AO AON
1
31.25
AO AON
1
27.3
AO AON
1
1000
AO AON
0.0625
62.5
AO AON
1
31.25
AO AON
1
46.875
AO AON
0.0625
62.5
AO AON
Active level HIGH LOW HIGH F HIGH LOW HIGH F
–
(32kHz)
(32kHz)
– HIGH LOW HIGH LOW HIGH LOW HIGH F
(32kHz)
Frequency
Alarm output fPW [kHz]
4 4 DC – 2 2 DC – – – 2 2 2 2 2 2 DC –
Modulation
fCY [Hz]
8
8
–
– 8+1 8+1 –
–
– – 8+1 8+1 8+1 8+1 8+1 8+1 –
–
IOH min [µA] 900 900 900 10 900 900 900 10 – – 900 900 900 900 900 900 900 10
IOL min [µA] 900 900 10 10 900 900 10 10 – – 900 900 10 10 900 900 10 10
1. Built-in capacitance includes the parasitic capacitance.
ORDERING INFORMATION
Device
CF5760××
Package
Chip form
SEIKO NPC CORPORATION —1
1 Page CF5760 series
SPECIFICATIONS
Absolute Maximum Ratings
Parameter
Supply voltage range
Input voltage range
Operating temperature range
Storage temperature range
Symbol
VDD − VSS
VIN
Topr
Tstg
Condition
Rating
−0.3 to 5.0
VSS ≤ VIN ≤ VDD
−30 to 80
−65 to 150
Unit
V
V
°C
°C
Electrical Characteristics
Ta = 25°C, VDD = 1.5V, VSS = 0V, CG = 23pF, CD = 25pF, X’tal (f0 = 32.768kHz, CI = 50kΩ max) unless oth-
erwise noted
Parameter
Symbol
Condition
Rating
min typ max
Unit
Operating voltage
Current consumption
Oscillator start-up time
Motor output current
AI/R HIGH-level input current
AI/R LOW-level input current
Oscillator frequency stability
Alarm LOW-level output current2
(AO, AON)
Alarm HIGH-level output current2
(AO, AON)
F output voltage3
Internal capacitance4
VDD
IDD O1 = O2 = open
tSTA VDD = 1.2V
IMOT VDD = 1.2V, RL = 200Ω1
IIH VDD = 1.5V
IIL VDD = 1.5V
∆f/f VDD = 1.2 to 2.0V
IOL1 VDD = 1.5V, VOL = 0.75V
IOL2 VDD = 1.5V, VOL = 0.75V
IOH1 VDD = 1.5V, VOH = 0.75V
IOH2 VDD = 1.5V, VOH = 0.75V
VF VDD = 1.2V, CL = 50pF
CG
CD
1.2 – 2.0
– 1.2 4.0
– – 5.0
4.0 –
–
248
248
– 0.5 1.0
900 2000
–
10 30
–
900 2000
–
10 30
–
0.4 –
–
Refer to the SERIES LINEUP
V
µA
s
mA
µA
µA
ppm/0.1V
µA
µA
µA
µA
V
pF
pF
1. RL is the load resistance connected between O1 and O2.
2. CF5760AA/ CC/ FC/ HA: If the outputs (AO or AON) are short circuit, the output current is IAO ≥ 900 µA.
3. The F output voltage rating, VF , when a load capacitance, CL, is connected between pin F and VSS, is the difference voltage between the center volt-
age, 0.5VDD, and the peak voltage.
4. CG is the capacitance between VDD and XT. CD is the capacitance between VDD and XTN.
SEIKO NPC CORPORATION —3
3Pages CF5760 series
TYPICAL APPLICATION CIRCUITS
Alarm (HIGH)/Reset (LOW), Piezoelectric alarm
VDD
CG
XT
X'tal XTN
3kΩ
O1
M
O2
Alarm
Switch
AI/R
AO
Piezo
Speaker
AON
Reset
Switch
VSS
Reset (HIGH)/Alarm (LOW), DC Output, F Output
VDD
CG
XT
X'tal
Reset
Switch
XTN
AI/R
Alarm
3kΩ Switch
VSS
O1
M
O2
AO
F
M
Motor
Bell
SEIKO NPC CORPORATION —6
6 Page | |||
ページ | 合計 : 7 ページ | ||
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PDF ダウンロード | [ CF5760 データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |
部品番号 | 部品説明 | メーカ |
CF5760 | CMOS Analog Clock IC | NPC |
CF5760AA | CMOS Analog Clock IC | Nippon Precision Circuits Inc |
CF5760BA | CMOS Analog Clock IC | Nippon Precision Circuits Inc |
CF5760CC | CMOS Analog Clock IC | Nippon Precision Circuits Inc |