TSH345IDT View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TSH345IDT

Triple video buffer with selectable filter for HD and SD video applications

STMicroelectronics 

Electrical characteristics

TSH345

Table 3.

Symbol

Electrical characteristics at VCC = +5 V single supply, Tamb = 25°C

(unless otherwise specified) (continued)

Test conditions

Min. Typ. Max. Unit

Bandwidth

Standard F2 selected, small signal, VICM = 0.5 V, RL = 150 Ω

definition -3 dB bandwidth

with

-1 dB bandwidth

13

progressive Attenuation

scanning

F2 selected/F = 54 MHz, small signal,

32

VICM = 0.5 V, RL = 150 Ω

Bandwidth

F3 selected, small signal, VICM = 0.5 V, RL = 150 Ω

-3 dB bandwidth

High

-1 dB bandwidth

25

definition

Attenuation

F3 selected/F = 74.25 MHz, small signal,

25

VICM = 0.5 V, RL = 150 Ω

D

Delay between each channel

Group delay variation

gd

F1 selected/F = 0 to 6 MHz

Δg

ΔΦ

Noise

Differential gain

F1 selected/F = 6 MHz, RL = 150 Ω

Differential phase

F1 selected/F = 6 MHz, RL = 150 Ω

Total input voltage noise in Standard Definition

F = 100 kHz, RIN = 50 Ω

eN

Total input voltage noise in High Definition

F = 100 kHz, RIN = 50 Ω

Standby mode

Total current consumption in standby mode

ISTBY

Fs1 = 1, Fs0 = 1

Tamb

-40° C < Tamb < +85° C

Ton

Time from standby to active mode

Toff

Time from active to standby mode

Fs1, Fs0 and Mux features

Vhigh High level

0.9

Vlow

Low level

21

18

38

36

32

32

0.5

11

0.38

0.5

74

86

440

480

5

5

MHz

dB

MHz

dB

ns

ns

%

°

nV/√Hz

690

µA

µs

µs

V

0.3

V

4/23

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