參數(shù)資料
型號: TLC5618CDR
廠商: TEXAS INSTRUMENTS INC
元件分類: DAC
英文描述: SERIAL INPUT LOADING, 12.5 us SETTLING TIME, 12-BIT DAC, PDSO8
封裝: PLASTIC, SOIC-8
文件頁數(shù): 22/24頁
文件大?。?/td> 480K
代理商: TLC5618CDR
TLC5618, TLC5618A
PROGRAMMABLE DUAL 12-BIT DIGITAL-TO-ANALOG CONVERTERS
SLAS156G – JULY 1997 – REVISED APRIL 2001
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
operating characteristics over recommended operating free-air temperature range, VDD = 5 V ± 5%,
Vref(REFIN) = 2.048 V (unless otherwise noted) (continued)
digital input timing requirements
MIN
NOM
MAX
UNIT
t
(DS)
Setup time DIN before SCLK low
C and I suffixes
5
ns
tsu(DS)
Setup time, DIN before SCLK low
Q and M suffixes
8
ns
th(DH)
Hold time, DIN valid after SCLK low
5
ns
tsu(CSS)
Setup time, CS low to SCLK low
5
ns
tsu(CS1)
Setup time, SCLK
↑ to CS ↑, external end-of-write
10
ns
tsu(CS2)
Setup time, SCLK
↑ to CS ↓, start of next write cycle
5
ns
tw(CL)
Pulse duration, SCLK low
25
ns
tw(CH)
Pulse duration, SCLK high
25
ns
Not production tested for Q and M suffixes.
NOTE A: SCLK must go high after the 16th falling clock edge.
tsu(CSS)
tw(CL)
tw(CH)
CS
SCLK
DIN
tsu(DS)
th(DH)
D15
D14
D13
D12
D11
D0
ts
DAC A/B
OUT
≤ Final Value ±0.5 LSB
(see Note A)
Program Bits (4)
DAC Data
Bits (12)
tsu(CS1)
tsu(CS2)
Figure 1. Timing Diagram for the TLC5618A
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