參數(shù)資料
型號: BD3870FS-E2
廠商: Rohm Semiconductor
文件頁數(shù): 3/7頁
文件大小: 0K
描述: IC SOUND PROCESSOR SSOP-A24
標準包裝: 2,000
類型: 音頻處理器
應(yīng)用: 音頻系統(tǒng)
安裝類型: 表面貼裝
封裝/外殼: 24-SOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 24-SSOPA
包裝: 帶卷 (TR)
Technical Note
3/15
www.rohm.com
2010.10 - Rev.A
2010 ROHM Co., Ltd. All rights reserved.
BD3870FS,BD3871FS,BD3872FS,BD3873FS
SC
(CLOCK)
thd
th
ts
ts1
th1
tsd
twc
twh
twd
tw1
tsu
DATA
LATCH
90%
10%
90%
10%
twc
End with Low
SI
DATA
LATCH
Timing chart
1) Signal Timing Conditions
·
Data is read on the rising edge of the clock.
·
Latch is read out on the falling edge of the clock.
·
Latch signal must end with the LOW state.
·
To avoid malfunctions, clock and data signals must terminate with the LOW state.
1byte=10bit
Fig.1
Parameter
Symbol
Limits
Unit
Min.
Typ.
Max.
Minimum Clock Width
Twc
2.0
-
s
Minimum Data Width
twd
2.0
-
s
Minimum Latch Width
Tw1
2.0
-
s
Data Set-up Time (DATA
CLK)
Tsd
1.0
-
s
Data Hold Time (CLK
DATA)
Thd
1.0
-
s
Latch Set-up Time (CLK
LATCH)
Ts1
1.0
-
s
Latch Hold Time (DATA
LATCH)
Th1
1.0
-
s
Latch Low Set-up Time
Ts
1.0
-
s
Latch Low Hold Width
Twh
2.0
-
s
2) Voltage Conditions for Control Signals
Parameter
Limits
Unit
Condition
Min.
Typ.
Max.
(≦Vcc)
“H” Input Voltage
2.2
-
5.5
V
Vcc=4.5 to 9.5V
“L” Input Voltage
0
-
1.0
V
Vcc=4.5 to 9.5V
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