參數(shù)資料
型號(hào): UPD9903GT
廠商: NEC Corp.
元件分類(lèi): Codec
英文描述: UPD9903 ANALOG SUBSCRIBER LINE LSI DIGITAL CODEC
中文描述: UPD9903模擬用戶(hù)線(xiàn)數(shù)字編解碼器大規(guī)模集成電路
文件頁(yè)數(shù): 12/28頁(yè)
文件大?。?/td> 135K
代理商: UPD9903GT
μ
PD9903
12
AC characteristics (T
A
= 0 to 70
°
C, V
DD
= 5 V
±
0.25 V, V
DG
= V
AG
= 0, f
DCLK
= 2048 kHz)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Units
Data enable delay time
t
DZX1
HW
X
and TYPE pins, when FS is delayed
longer than DCLK
170
ns
t
DZX2
HW
X
and TYPE pins, when DCLK is
delayed longer than FS
170
ns
Data delay time
t
DDX
HW
X
pin
180
ns
Data hold time
t
HZX
HW
X
and TYPE pins
30
200
ns
Delay time to EXS falling edge
t
DEXSf
EXS pin
120
ns
Delay time to EXS rising edge
t
DEXSr
EXS pin
120
ns
EXD data delay time
t
DEXD
EXD pin
120
ns
Signaling bit set-up delay
time
t
DSIG
2
μ
s
Status bit set-up delay time
t
DST
2
μ
s
LED driver set-up delay time
t
DLED
BSY and SUS pins
2
μ
s
Delay time to rising edge
t
THL
100
ns
Delay time to falling edge
t
TLH
100
ns
Transmit delay time to
external bit
t
DAUX
AUX pin
125
μ
s
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