Inputs: Logic 0 = DGND; Logic 1 = V; SDA C
參數(shù)資料
型號(hào): CS43L22-CNZR
廠商: Cirrus Logic Inc
文件頁數(shù): 9/66頁
文件大小: 0K
描述: IC DAC W/HDPN & SPKR AMPS 40-QFN
標(biāo)準(zhǔn)包裝: 4,000
位數(shù): 24
數(shù)據(jù)接口: 串行
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 40-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 40-QFN(6x6)
包裝: 帶卷 (TR)
輸出數(shù)目和類型: 2 電壓,單極
采樣率(每秒): 96k
配用: 598-1529-ND - BOARD EVAL FOR CS43L22
DS792F2
17
CS43L22
Confidential Draft
3/4/10
SWITCHING SPECIFICATIONS - IC CONTROL PORT
Inputs: Logic 0 = DGND; Logic 1 = V; SDA CL =30pF.
13. Data must be held for sufficient time to bridge the transition time, tfc, of SCL.
Parameters
Symbol
Min
Max
Unit
SCL Clock Frequency
fscl
-
100
kHz
RESET Rising Edge to Start
tirs
550
-
ns
Bus Free Time Between Transmissions
tbuf
4.7
-
s
Start Condition Hold Time (prior to first clock pulse)
thdst
4.0
-
s
Clock Low time
tlow
4.7
-
s
Clock High Time
thigh
4.0
-
s
Setup Time for Repeated Start Condition
tsust
4.7
-
s
SDA Hold Time from SCL Falling
thdd
0-
s
SDA Setup time to SCL Rising
tsud
250
-
ns
Rise Time of SCL and SDA
trc
-1
s
Fall Time SCL and SDA
tfc
-
300
ns
Setup Time for Stop Condition
tsusp
4.7
-
s
Acknowledge Delay from SCL Falling
tack
300
1000
ns
t
buf
t
hdst
t
hdst
t
low
t r
t f
t
hdd
t
high
t sud
t sust
t susp
Stop
Start
Stop
Repeated
SDA
SCL
t
irs
RESET
Figure 4. Control Port Timing - IC
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