TDA8718K View Datasheet(PDF) - Philips Electronics
Part Name
Description
Manufacturer
TDA8718K Datasheet PDF : 16 Pages
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Philips Semiconductors
8-bit high-speed analog-to-digital converter
Product specification
TDA8718
CHARACTERISTICS
VEEA = −4.2 to −4.8 V; VEED = −4.2 to −4.8 V; VEEA to VEED = −0.1 to +0.1 V; AGND and DGND shorted together;
Tamb = 0 to +70 °C; typical values measured at VEEA = −4.5 V, VEED = −4.5 V and Tamb = 25 °C;
unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP. MAX. UNIT
Supply
VEEA
VEED
IEEA
IEED
IEEO(L)
IEEO(H)
analog supply voltage (pin 28)
digital supply voltage (pin 23)
analog supply current (pin 28)
digital supply current (pin 23)
LOW level output supply current
HIGH level output supply current
RL = 50 Ω
RL = 50 Ω
Reference voltages for the resistor ladder (see Table 1)
IRT
VRB
VRT
RLAD
TCRLAD
reference current (pin 5)
reference voltage BOTTOM (pin 1)
reference voltage TOP (pin 5)
resistor ladder
temperature coefficient of the
resistor ladder
R = 48 Ω
VosB
VosT
voltage offset BOTTOM
voltage offset TOP
note 1
note 1
Inputs
−4.2 −4.5
−4.2 −4.5
30
42
100
120
40
70
155
170
−4.8 V
−4.8 V
54
mA
150
mA
90
mA
185
mA
30
45
60
mA
−
48 Ω × IRT −
V
−
0
−
V
−
48
−
Ω
−
175
−
MΩ/K
−
8 Ω × IRT −
mV
−
8 Ω × IRT −
mV
CLK INPUT (PIN 8); CLK INPUT (PIN 9)
VIL
VIH
IIL
IIH
RI
CI
∆Vclk(p-p)
LOW level input voltage
HIGH level input voltage
LOW level input current
HIGH level input current
input resistance
input capacitance
clock input voltage difference
between CLK and CLK pin 8 to
pin 9 (peak-to-peak value)
ANALOG INPUT (PIN 3); NOTE 2
IIL
LOW level input current
IIH
HIGH level input current
RI
input resistance
CI
input capacitance
Vclk = −1.8 V
Vclk = −0.8 V
fclk = 100 MHz
fclk = 100 MHz
data output = 00
data output = FF
−
−1.8
−
V
−
−0.8
−
V
−
0
−
µA
−
120
−
µA
−
1.5
−
kΩ
−
3.5
−
pF
−
900
−
mV
20
40
100
200
−
10
−
5
80
µA
400
µA
−
kΩ
−
pF
June 1994
6
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