參數(shù)資料
型號(hào): WM2637
廠商: Wolfson Microelectronics
英文描述: Dual 10-Bit Serial Input Voltage Output DAC with Internal Reference
中文描述: 雙路10位串行輸入電壓輸出DAC,帶有內(nèi)部參考
文件頁(yè)數(shù): 5/11頁(yè)
文件大?。?/td> 262K
代理商: WM2637
WM2637
Production Data
WOLFSON MICROELECTRONICS LTD
PD Rev 1.0 July 99
5
SERIAL INTERFACE
NCS
SCLK
DIN
D15
D14
D13
D12
D11
D0
t
SUCSS
t
WCL
t
WCH
t
SUCS1
t
SUCS2
t
DCS1
t
HDCLK
t
SUDCLK
Figure 1 Timing Diagram
Test Conditions:
R
L
= 10k
, C
L
= 100pF. VDD
= 5V
±
10%, V
REF
= 2.048V and VDD
= 3V
±
10%, V
REF
= 1.024V over recommended operating free-
air temperature range (unless noted otherwise)
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
t
SUCSS
Setup time NCS low before SCLK low
Setup time, rising edge of SCLK to rising edge of NCS,
external end of write
Setup time, rising edge of SCLK to falling edge of NCS,
start of next write cycle
Pulse duration, SCLK high
10
ns
t
SUCS1
10
ns
t
SUCS2
5
25
ns
ns
t
WCL
t
WCH
t
SUDCLK
t
HDCLK
Pulse duration, SCLK low
25
ns
Setup time, data ready before SCLK falling edge
10
ns
Hold time, data held valid after SCLK falling edge
5
ns
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WM2637CD 制造商:WOLFSON 制造商全稱:WOLFSON 功能描述:Dual 10-Bit Serial Input Voltage Output DAC with Internal Reference
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WM2638CD 制造商:WOLFSON 制造商全稱:WOLFSON 功能描述:Dual 12-Bit Serial Input Voltage Output DAC with Internal reference
WM2638ID 制造商:WOLFSON 制造商全稱:WOLFSON 功能描述:Dual 12-Bit Serial Input Voltage Output DAC with Internal reference