tda8705at NXP Semiconductors, tda8705at Datasheet - Page 6

• Manufacturer Part Number: tda8705at
• Description: 6-bit High-speed Dual Analog-to-digital Converter Adc
• Manufacturer: NXP Semiconductors

Philips Semiconductors
CHARACTERISTICS
V
and DGND shorted together; V
V
T
1996 Jan 12
SYMBOL
Supply
V
V
V
I
I
I
Inputs
C
V
V
I
I
Z
C
V
R
C
Reference voltages for the resistor ladder (A and B); see Table 1
V
V
V
I
R
TC
V
V
V
Outputs (A and B)
D
V
V
amb
CCA
CCD
CCO
IL
IH
ref
CCA
CCA
I
CCA
CCD
CCO
IL
IH
I
CT
RB
RT
diff
osB
osT
i(p-p)
OL
OH
LOCK INPUT
I
I
I
LAD
IGITAL OUTPUTS
6-bit high-speed dual Analog-to-Digital
Converter (ADC)
ANALOG INPUT VOLTAGE FOR
RLAD
= 25 C; C
= V
to V
8
CCO
to V
analog supply voltage
digital supply voltage
output stages supply voltage
analog supply current
digital supply current
output stages supply current
LOW level input voltage
HIGH level input voltage
LOW level input current
HIGH level input current
input impedance
input capacitance
DC parallel input resistance
parallel input capacitance
crosstalk between V
reference voltage BOTTOM
reference voltage TOP
differential reference voltage V
reference current
resistor ladder
temperature coefficient of the resistor ladder
offset voltage BOTTOM
offset voltage TOP
input voltage amplitude (peak-to-peak value)
LOW level output voltage
HIGH level output voltage
CLK;
= 0.25 to +0.25 V; T
7
L
= 4.75 to 5.25 V; V
= 15 pF; unless otherwise specified.
D5
REFERENCED TO
TO
D0 (
PARAMETER
REFERENCED TO
A
CCA
IA
AND
and V
CCD
to V
amb
DGND; note 1
B;
CCD
= 0 to +70 C; typical values measured at V
= V
REFERENCED TO
IB
2
RT
= 0.25 to +0.25 V; V
to V
DGND)
V
3
RB
= 4.75 to 5.25 V; V
AGND
6
V
V
f
f
f
f
note 2
note 2
I
I
clk
clk
i
i
O
O
clk
clk
= 20 MHz
= 20 MHz
= 1 mA
= 1 mA
CONDITIONS
= 80 MHz
= 80 MHz
CCO
= 0.4 V
= 2.7 V
CCO
to V
= V
CCD
21
= 0.25 to +0.25 V;
to V
4.75
4.75
4.75
20
10
10
0
2.0
20
40
1.9
2.8
0.85
0.45
0
2.4
22
CCA
MIN.
1
= 4.75 to 5.25 V; AGND, OGND
= V
5.0
5.0
5.0
27
14
14
2
2
1.5
2.0
2.9
0.90
2
450
3280
200
200
0.50
CCD
TYP.
= V
Product specification
CCO
5.25
5.25
5.25
32
18
18
0.8
V
+1
20
2.1
3.0
0.95
0.55
0.4
V
TDA8705A
MAX.
CCD
CCD
= 5 V and
V
V
V
mA
mA
mA
V
V
k
pF
k
pF
dB
V
V
V
mA
ppm
mV
mV
V
V
V
A
A
UNIT