TDA8798HL Philips Semiconductors, TDA8798HL Datasheet - Page 11

• Manufacturer Part Number: TDA8798HL
• Description: Dual 8-bit/ 100 Msps A/D converter with DPGA
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1999 Sep 16
B
B
t
t
G
G
G
G
G
G
G
t
t
R
PSRR
CMRR
H
HD2
HD3
st
d(g)
st(G-G)
PD
G/ T
G/ V
ANDWIDTH AND SETTLING
( 3dB)(DPGA)
EJECTION
ARMONICS
Dual 8-bit, 100 Msps A/D converter with
DPGA
AIN
(min)
(max)
step
step(L)
(m)(c-c)
AIN SWITCHING
SYMBOL
DD
; T
AMB
DPGA 3 dB bandwidth
settling time
group delay
minimum gain setting
maximum gain setting
gain step size
gain step size linearity (actual
gain step/average
channel-to-channel gain
matching
amplifier gain stability as a
function of temperature
amplifier gain stability as a
function of power supply
voltage
; T
settling time between two
consecutive gain settings
propagation delay
power supply rejection ratio
common mode rejection ratio
second harmonic distortion
third harmonic distortion
= 25 C
AMB
= 25 C
PARAMETER
1)
at V
full-scale transition
10% to 90%
f
at G
at G
at G
at G
at G
at G
C
DC to 15 MHz
at G
f
at V
control register:
f
at V
control register:
i
i
i
up to 15 MHz
L
= 15 MHz;
= 15 MHz;
at G
at G
00H
20H
3FH
00H
20H
3FH
= 68 pF
CONDITIONS
i(dif)(max)
o(dif)(max)
o(dif)(max)
(min)
(max)
(min)
(max)
(min)
(max)
(min)
(min)
(max)
11
; at gain
; at gain
30
40
tbf
tbf
40
40
40
40
tbf
tbf
0.75
MIN.
tbf
tbf
tbf
0
34
0.54
tbf
tbf
8
8
0.4
0.8
160
tbf
tbf
tbf
50
50
50
TYP.
Objective specification
TDA8798
tbf
tbf
+0.75 dBV
tbf
tbf
tbf
tbf
20
MAX.
MHz
ns
ps
ps
dBV
dBV
dBV
dB
dB
mdB/ C
mdB/ C
dB/V
dB/V
ns
ns
dB
dB
dB
dB
dB
dB
dB
dB
UNIT