CDCM1802RGTR datasheet(7/30 Pages) TI1

Teilenummer	CDCM1802RGTR

Bauteilbeschribung	CDCM1802 Clock Buffer With Programmable Divider, LVPECL I/O Additional LVCMOS Output

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Hersteller	TI1 [Texas Instruments]

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CDCM1802

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SCAS759B – APRIL 2004 – REVISED NOVEMBER 2015

6.9 Control Input Characteristics

over operating free-air temperature range (unless otherwise noted)

TEST

PARAMETER

MIN

TYP

MAX

UNIT

CONDITIONS

Rpullup

Internal pullup resistor on S0, S1, and EN input

42

60

78

k

Ω

VIH(H)

Three level input high, S0, S1, and EN pin(1)

0.9 × VDD

V

VIM(M)

Three level input MID, S0, S1, and EN pin

0.3 × VDD

0.7 × VDD

V

VIL(L)

Three level low, S0, S1, and EN pin

0.1 × VDD

V

IIH

Input current, S0, S1, and EN pin

VI = VDD

–5

µA

IIL

Input current, S0, S1, and EN pin

VI = GND

38

85

µA

(1)

Leaving this pin floating automatically pulse the logic level high to VDD through an internal pullup resistor of 60 kΩ.

6.10 Timing Requirements

MIN

NOM

MAX

UNIT

tsu

Setup time, S0, S1, and EN pin before clock IN

25

ns

th

Hold time, S0, S1, and EN pin after clock IN

0

ns

Time between latching the EN low transition and when all outputs are

t(disable)

10

ns

disabled (how much time is required until the outputs turn off)

Time between latching the EN low-to-high transition and when outputs are

t(enable)

enabled based on control settings (how much time passes before the

1

μs

outputs carry valid signals)

6.11 Bias Voltage VBB

over operating free-air temperature range (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VBB

Output reference voltage

VDD = 3 V–3.6 V, IBB = –0.2 mA

VDD – 1.4

VDD – 1.2

V

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Ähnliche Beschreibung - CDCM1802RGTR

Hersteller	Teilenummer	Datenblatt	Bauteilbeschribung
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