Datasheet > ISM37-31ZZH-32.768KHZ

ISM37-31ZZH-32.768KHZ

更新时间： 2024-11-27 04:59:43

品牌	Logo	应用领域
ILSI		/
页数	文件大小	规格书
2页	158K
描述
CMOS Output Clock Oscillator, 0.032768MHz Nom, SMD, 4 PIN

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ISM37-31ZZH-32.768KHZ 数据手册

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1.6 mm x 1.2 mm Ceramic Package SMD Oscillator, CMOS

ISM37 Series

Product Features:

Very Low Current Consumption

CMOS Logic Levels

Applications:

Real Time Clocks

Metering

Compatible with Leadfree Processing

Extremely Small Footprint Package

AT Cut Temperature Stability Characteristics

Industrial Control

Time Reference

System Clock

Frequency

32.768 kHz

Output Level

CMOS

‘0’ = 0.1 Vcc Max., ‘1’ = 0.9 Vcc Min.

50% ±5%

Duty Cycle

Rise / Fall Time

50 nSec Max. 1.8V (20% to 80% Vcc Levels)

40 nSec Max. 2.5V (20% to 80% Vcc Levels)

30 nSec Max. 3.3V (20% to 80% Vcc Levels)

Output Load

15pF Max

Frequency Tolerance

(at +25°C)

See Part Number Guide Below

Frequency Stability

See Part Number Guide Below

200 nSec Max

Enable / Disable Time

Start Up Time

7.0 mSec Max. (Vcc = 3.3V)

10.0 mSec Max. (Vcc = 1.8V)

Supply Voltage (Vcc)

Current Operating

See Input Voltage Table, tolerance ±10%

40 µA Max. (F=32.768kHz, Vcc = 3.3V, 15 pF load)

3 µA Max

Current Standby

Stand-by Function

Output Enable (High) = 0.7 Vcc Min,

Output Disable (Low/High Impedance) = 0.3 Vcc Max.

Operating

Storage

See Operating Temperature Table in Part Number Guide

-40° C to +105° C Standard

Part Number Guide

Sample Part Number:

ISM37 -32ZBH – 32.768 kHz

Package

Input

Operating

Frequency Tolerance 25°C

(in ppm)

Stability

(in ppm)

D= 15*

F= 20*

Enable /

Disable

Frequency

Voltage

3 = 3.3 V

6 = 2.5 V

1 = 1.8 V

Temperature

H = Stand-by

1 = 0 C to +70 C

3 = -20 C to +70 C

5 = -30 C to +85 C

2 = -40 C to +85 C

D= 15

F= 20

Z = 30

B = 50

SM37 -

- 32.768 kHz

Z = 30*

B = 50

NOTE: A 0.01 µF bypass capacitor is recommended between Vdd (pin 4) and GND (pin 2) to minimize power supply noise. * Not available at all

operating temperature options.

Rev: 01/30/17_B

Page 1 of 2

ILSI America Phone 775-851-8880 ● Fax 775-851-8882 ●email: e-mail@ilsiamerica.com ●

www.ilsiamerica.com

Specifications subject to change without notice

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