TCM29C23_12 Datasheet, PDF (5/20 Pages) Texas Instruments – VARIABLE-FREQUENCY PCM OR DSP INTERFACE

TCM29C23, TCM129C23
VARIABLE-FREQUENCY PCM OR DSP INTERFACE
SCTS029B − AUGUST 1989 − REVISED NOVEMBER 1996
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted)
supply current, f_DCLK = 4.096 MHz, outputs not loaded
PARAMETER
TEST CONDITIONS
TCM29C23
MIN TYP^† MAX
I_CC
Supply current from
V_CC
I_BB
Supply current from
V_BB
Operating
Standby
FSX, or FSR at V_IL after 300 ms
Power down PDN at V_IL after 10 μs
Operating
Standby
FSX or FSR at V_IL after 300 ms
Power down PDN at V_IL after 10 μs
Operating
7
0.5
0.3
−7
− 0.5
− 0.3
70
9
1
0.8
−9
−1
− 0.8
90
P_D Power dissipation
Standby
FSX or FSR at V_IL after 300 ms
Power down PDN at V_IL after 10 μs
† _{All typical values are at VBB = − 5 V, VCC = 5 V, and TA = 25°C.}
5
10
3
8
ground terminals
PARAMETER
TEST CONDITIONS
DC resistance between ANLG GND and DGTL GND
TCM129C23
MIN TYP^† MAX
8
13
0.7 1.5
0.4
1
−8 −13
−0.7 −1.5
−0.4 −1
80 130
7
15
4
10
UNIT
mA
mA
mW
MIN TYP MAX UNIT
34
Ω
digital interface
PARAMETER
TEST
CONDITIONS
TMC29C23
MIN TYP^† MAX
V_OH High-level output voltage
PCM OUT I_OH = −9.6 mA
2.4
V_OL Low-level output voltage at PCM OUT, TSX, SIG I_OL = 3.2 mA
I_IH
High-level input current, any digital input
V_I = 2.2 V to V_CC
I_IL
Low-level input current, any digital input
V_I = 0 to 0.8 V
C_i
Input capacitance
C_o
Output capacitance
† _{All typical values are at VBB = − 5 V, VCC = 5 V, and TA = 25°C.}
0.4
10
10
5
10
5
transmit amplifier input
PARAMETER
TEST CONDITIONS
Input current at ANLG IN +, ANLG IN −
Input offset voltage at ANLG IN +, ANLG IN −
Common-mode rejection at ANLG IN +, ANLG IN −
V_I = − 2.17 V to 2.17 V
Open-loop voltage amplification at GSX
Open-loop unity-gain bandwidth at GSX
Input resistance at ANLG IN +, ANLG IN −
† _{All typical values are at VBB = − 5 V, VCC = 5 V, and TA = 25°C.}
receive filter output
PARAMETER
TEST CONDITIONS
Output offset voltage at PWRO +, PWRO − (single ended)
Relative to ANLG GND
Output resistance at PWRO +, PWRO −
† _{All typical values are at VBB = − 5 V, VCC = 5 V, and TA = 25°C.}
TMC129C23
MIN TYP^† MAX
2.4
0.5
12
12
5
10
5
MIN TYP^†
55
5000
1
10
MAX
± 200
± 25
MIN TYP^†
80
1
MAX
UNIT
V
V
μA
μA
pF
pF
UNIT
nA
mV
dB
MHz
MΩ
UNIT
mV
Ω
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