TDA8714 Datasheet, PDF (7/24 Pages) NXP Semiconductors – 8-bit high-speed analog-to-digital converter

Philips Semiconductors
8-bit high-speed analog-to-digital converter
Product specification
TDA8714
SYMBOL
PARAMETER
Outputs
DIGITAL OUTPUTS D7 to D0 (REFERENCED TO DGND)
V_OL
LOW level output voltage
V_OH
HIGH level output voltage
I_OZ
output current in 3-state mode
Switching characteristics
CLOCK INPUT CLK (note 1; see Fig.3)
f_clk(max)
maximum clock frequency
TDA8714/4
TDA8714/6
TDA8714/7
t_CPH
clock pulse width HIGH
t_CPL
clock pulse width LOW
Analog signal processing
LINEARITY
INL
DC integral non-linearity
DNL
DC differential non-linearity
AINL
AC integral non-linearity
BANDWIDTH (f_clk = 40 MHz); note 4
B
analog bandwidth
t_STLH
analog input settling time LOW-to-HIGH
t_STHL
analog input settling time HIGH-to-LOW
HARMONICS (f_clk = 40 MHz)
h₁
fundamental harmonics (full scale)
h_all
harmonics (full scale);
all components
second harmonics
third harmonics
THD
total harmonic distortion
SIGNAL-TO-NOISE RATIO (note 6; see Figs 7 and 13)
S/N
signal-to-noise ratio (full scale)
CONDITIONS
MIN. TYP. MAX. UNIT
I_O = 1 mA
I_O = −0.4 mA
I_O = −1 mA
0.4 V < V_O < V_CCD
0
−
2.7 −
2.4 −
−20 −
0.4 V
V_CCD V
V_CCD V
+20 µA
40
−
−
MHz
60
−
−
MHz
80
−
−
MHz
6
−
−
ns
6
−
−
ns
note 3
−
±0.4 ±0.5 LSB
−
±0.2 ±0.35 LSB
−
±0.5 ±1.0 LSB
full-scale sine wave −
75% full-scale sine
−
wave; small signal at
V_i = ±5 LSB, code 128
full-scale square
−
wave; Fig.6; note 5
full-scale square
−
wave; Fig.6; note 5
13
−
20
−
MHz
MHz
2.5 3.5 ns
3.0 4.0 ns
f_i = 4.43 MHz
f_i = 4.43 MHz
f_i = 4.43 MHz
−
−
0
dB
−
−64 −60 dB
−
−58 −55 dB
−
−56 −
dB
without harmonics;
46
48
−
dB
f_clk = 40 MHz;
f_i = 4.43 MHz
1997 Oct 29
7