參數(shù)資料
型號(hào): TDA9875
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Digital TV Sound Processor DTVSP
中文描述: SPECIALTY CONSUMER CIRCUIT, PDIP64
文件頁(yè)數(shù): 22/92頁(yè)
文件大小: 279K
代理商: TDA9875
1998 Feb 13
22
Philips Semiconductors
Preliminary specification
Digital TV Sound Processor (DTVSP)
TDA9875
Z
Vref2-VDDA2
Z
Vref2-VSSA2
V
ref3
impedance V
ref2
to V
DDA2
impedance V
ref2
to V
SSA2
reference voltage for audio DAC
and operational amplifier
impedance V
ref3
to V
DDA3
impedance V
ref3
to V
SSA3
20
20
50
k
k
%
referenced to V
DDA3
/V
SSA3
Z
Vref3-VDDA3
Z
Vref3-VSSA3
20
20
k
k
Digital inputs and outputs
I
NPUTS
CMOS level input, high drive, pull-down (pins TEST1 and TEST2)
V
IL
V
IH
C
i
Z
i
CMOS level input, hysteresis, high drive, pull-up (pin CRESET)
LOW level input voltage
HIGH level input voltage
input capacitance
input impedance
3.0
50
1.6
10
V
V
pF
k
V
IL
V
IH
V
hys
C
i
Z
i
I
NPUTS
/
OUTPUTS
LOW level input voltage
HIGH level input voltage
hysteresis voltage
input capacitance
input impedance
3.0
0.33V
DDD
50
1.6
10
V
V
V
pF
k
I
2
C-bus level input with Schmitt trigger, open-drain output stage (pins SCL and SDA)
V
IL
V
IH
V
HYS
I
LI
C
i
V
OL
C
L
LOW level input voltage
HIGH level input voltage
hysteresis voltage
input leakage current
input capacitance
LOW level output voltage
load capacitance
3.0
0.33V
DDD
1.6
±
10
10
0.5
400
200
V
V
V
μ
A
pF
V
pF
pF
active pull-up
passive pull-up
TTL/CMOS level, high drive, 4 mA 3-state output stage, pull-up (pins PCLK, NICAM, ADDR1, ADDR2, P1, P2, SCK,
WS, SDO1, SDO2, SDI1 and SDI2)
V
IL
V
IH
C
i
V
OL
V
OH
C
L
Z
i
LOW level input voltage
HIGH level input voltage
input capacitance
LOW level output voltage
HIGH level output voltage
load capacitance
input impedance
2.0
2.9
50
0.8
10
0.5
50
V
V
pF
V
V
pF
k
I
OL
= 3 mA
I
OH
=
3 mA
active pull-up
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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