TDA8732 Datasheet, PDF (9/14 Pages) NXP Semiconductors – NICAM-728 demodulator NIDEM

Philips Semiconductors
NICAM-728 demodulator (NIDEM)
Product specification
TDA8732
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP. MAX.
V_OH
gm φ2
I_LO
HIGH level output voltage
phase comparator
transconductance gain
off-state output leakage current
I_OH = −100 µA
V_O = 0.4 V to
V_CCD−1 V
V_CCD−1 V −
−
50
65
−
−5
−
5
IMC, QMC (TYPICAL RC NETWORK; R = 22 KΩ; C = 150 PF)
t_REC
monostable recovery time
t_on
monostable time
−
−
600
−
1.37
−
CLK, C5M
V_OL
LOW level output voltage
V_OH
HIGH level output voltage
t_r
rise time
t_f
fall time
f_C5M
C5M reference frequency
I_OL = 1 mA
−
I_OH = −100 µA
2.4
C_L = 15 pF; see Fig.3 −
C_L = 15 pF; see Fig.3 −
−
−
−
20
20
5.824
0.4
V_CCD
−
−
−
DATA
V_OL
LOW level output voltage
V_OH
HIGH level output voltage
t_r
rise time
t_f
fall time
I_OL = 1 mA
−
I_OH = −100 µA
2.4
C_L = 15 pF; see Fig.3 −
C_L = 15 pF; see Fig.3 −
−
0.4
−
V_CCD
30
−
30
−
CLOCK TIMING
t_d
CLK to C5M delay (pin 17 to 18)
−
15
−
t_d
CLKIN to DATA delay (pin 16 to 15) V_CCD = 4.5 V
−
520
585
Note
1. Only the maximum value is relevant with a 15 Ω resistor in series with the crystal (due to the application
requirements).
UNIT
V
µA/rd
µA
ns
µs
V
V
ns
ns
MHz
V
V
ns
ns
ns
ns
April 1993
9