ELECTRICAL SPECIFICATIONS
T
A
=T
MIN
to T
MAX
, V
CC
=+5.0 V, V
EE
=-5.2 V, DV
CC
=+5.0 V, V
IN
=±2.0 V, V
SB
=-2.0 V, V
ST
=+2.0 V, f
CLK=
10 MHz, 50% clock duty
cycle, unless otherwise specified.
TEST
CONDITIONS
TEST
LEVEL
SPT7920
TYP
PARAMETERS
Dynamic Performance
Harmonic Distortion
f
IN
=500 kHz
f
IN
=1.0 MHz
f
IN
=3.58 MHz
Signal-to-Noise and Distortion
f
IN
=500 kHz
f
IN
=1.0 MHz
f
IN
=3.58 MHz
Spurious Free Dynamic Range
1
Differential Phase
2
Differential Gain
2
Digital Inputs
Logic 1 Voltage
Logic 0 Voltage
Maximum Input Current Low
Maximum Input Current High
Pulse Width Low (CLK)
Pulse Width High (CLK)
Digital Outputs
Logic 1 Voltage
Logic 0 Voltage
Power Supply Requirements
Voltages V
CC
DV
CC
-V
EE
Currents I
CC
DI
CC
-I
EE
Power Dissipation
Power Supply Rejection
MIN
MAX
UNITS
T
A
=+25
°C
T
A
=T
MIN
to T
MAX
T
A
=+25
°C
T
A
=T
MIN
to T
MAX
T
A
=+25
°C
T
A
=T
MIN
to T
MAX
T
A
=+25
°C
T
A
=T
MIN
to T
MAX
T
A
=+25
°C
T
A
=T
MIN
to T
MAX
T
A
=+25
°C
T
A
=T
MIN
to T
MAX
T
A
=+25
°C
T
A
=+25
°C
T
A
=+25
°C
f
CLK
=1 MHz
T
A
=+25
°C
T
A
=+25
°C
T
A
=+25
°C
T
A
=+25
°C
I
IV
I
IV
I
IV
I
IV
I
IV
I
IV
V
V
V
I
I
I
I
IV
IV
I
I
IV
IV
IV
I
I
I
VI
V
63
59
63
59
59
57
60
55
60
55
57
54
66
62
65
61
61
59
63
58
62
57
59
56
74
0.2
0.7
4.5
0.8
+20
+20
300
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Degree
%
V
V
µA
µA
ns
ns
V
V
V
V
V
mA
mA
mA
W
LSB
2.4
0
0
30
30
2.4
+5
+5
f
CLK
=1 MHz
T
A
=+25
°C
T
A
=+25
°C
0.6
4.75
4.75
-4.95
5.0
5.0
-5.2
135
40
45
1.1
1.0
5.25
5.25
-5.45
150
55
70
1.3
T
A
=+25
°C
T
A
=+25
°C
+5 V
±0.25
V, -5.2
±0.25
V
Typical thermal impedances (unsoldered, in free air):
32L sidebrazed DIP:
θ
ja
= +50
°C/W
44L cerquad:
θ
ja
= +78
°C/W
θ
ja
at 1 M/s airflow = +58
°C/W
θ
jc
= +3.3
°C/W
1
f
IN
= 1 MHz.
2
f
IN
= 3.58 and 4.35 MHz.
SPT7920
3
3/10/97
CADEKA [ CADEKA MICROCIRCUITS LLC. ]
