SAA7360 Datasheet, PDF (9/20 Pages) NXP Semiconductors – Bitstream conversion ADC for digital audio systems

Philips Semiconductors
Bitstream conversion ADC
for digital audio systems
Product specification
SAA7360
SYMBOL
PARAMETER
CONDITIONS
Input/outputs DIOR and DIOL
V_IL
LOW level input voltage
note 1
V_IH
HIGH level input voltage
note 1
Z_i
input impedance
C_i
input capacitance
V_OL
LOW level output voltage
−400 µA; note 1
V_OH
HIGH level output voltage
20 µA; note 1
C_L
load capacitance
Crystal oscillator input XIN and output XOUT
f_xtal
crystal operating frequency note 3
G_m
mutual conductance
G_v
small signal voltage gain
C_i
input capacitance
C_FB
feedback capacitance
C_o
output capacitance
I_LI
input leakage current
Timing
External clock input XIN
f_i
input frequency
100 kHz
G_v = G_m × R_o
note 2
note 3
t_r
input rise time
t_f
input fall time
msr
mark-space ratio
V_IL to V_IH
V_IH to V_IL
slave mode; 256f_s
slave mode; 512f_s
System clock outputs XSYS1 and XSYS2 (note 4)
t_r
output rise time
V_OL to V_OH
t_f
output fall time
V_OH to V_OL
t_H
output HIGH time (relative to note 5
clock period)
1-bit code outputs (see Fig.4); 1−bit code inputs (see Fig.5)
CLOCK DCKO
t_r
clock output rise time
note 6
t_f
clock output fall time
note 6
t_H
clock output HIGH time
t_L
clock output LOW time
MIN.
TYP.
−0.5
−
2.0
−
−
35
−
−
−
−
V_DDD − 1.0 −
−
−
4.608
1.5
−
−
−
−
−10
256f_s or
512f_s
−
3.5
−
−
−
−
4.608
−
−
45
40
−
−
40
256f_s or
512f_s
−
−
−
−
−
−
50
−
−
−
−
45
−
45
−
MAX.
UNIT
+0.8
V
V_DDD + 0.5 V
−
kΩ
10
pF
1.0
V
−
V
20
pF
27.136
−
−
10
5
10
+10
MHz
mA/V
V/V
pF
pF
pF
µA
27.136
10
10
55
60
15
15
60
MHz
ns
ns
%
%
ns
ns
%
15
ns
15
ns
−
ns
−
ns
1995 Apr 24
9