TDA8761 Datasheet, PDF (6/20 Pages) NXP Semiconductors – 9-bit analog-to-digital converter for digital video

Philips Semiconductors
9-bit analog-to-digital converter for
digital video
Preliminary specification
TDA8761
CHARACTERISTICS
V_CCA = V₃ to V₄ and V₅ = 4.75 to 5.25 V; V_CCD = V₁₁ to V₁₂ = 4.75 to 5.25 V; V_CCO = V₁₃ and V₂₈ to V₁₄ and
V₂₇ = 4.4 to 5.25 V; AGND and DGND shorted together; T_amb = 0 to +70 °C; typical values measured at
V_CCA = V_CCD = V_CCO = 5 V; V_i(p-p) = 1.5 V; C_L = 15 pF and T_amb = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP.
MAX.
UNIT
Supply
V_CCA
V_CCD
V_CCO
∆V_CC
I_CCA
I_CCD
I_CCO
Inputs
analog supply voltage
digital supply voltage
output stages supply voltage
supply voltage differences between
V_CCA and V_CCD
V_CCA and V_CCO
V_CCD and V_CCO
analog supply current
digital supply current
output stages supply current
4.75 5.0 5.25
V
4.75 5.0 5.25
V
4.4 5.0 5.25
V
−0.25 −
+0.25
V
−0.4 −
+0.4
V
−0.4 −
+0.4
V
−
30
tbf
mA
−
22
tbf
mA
−
22
tbf
mA
CLOCK INPUT CLK (REFERENCED TO DGND); note 1
V_IL
LOW level input voltage
V_IH
HIGH level input voltage
I_IL
LOW level input current
I_IH
HIGH level input current
Z_I
input impedance
C_I
input capacitance
V_clk = 0.4 V
V_clk = 2.7 V
f_clk = 30 MHz
f_clk = 30 MHz
INPUT CE (REFERENCED TO DGND); see Table 2
V_IL
LOW level input voltage
V_IH
HIGH level input voltage
I_IL
LOW level input current
I_IH
HIGH level input current
V_IL = 0.4 V
V_IH = 2.7 V
V_I (ANALOG INPUT VOLTAGE REFERENCED TO AGND)
I_IL
LOW level input current
I_IH
HIGH level input current
Z_I
input impedance
C_I
input capacitance
V_I = 1.3 V
V_I = 3.8 V
f_i = 10 MHz
f_i = 10 MHz
0
−
0.8
V
2.0 −
V_CCD
V
−1
0
+1
µA
−
−
20
µA
−
2
−
kΩ
−
2
−
pF
0
−
0.8
V
2.0 −
V_CCD
V
−400 −
−
µA
−
−
20
µA
−
0
−
µA
−
70
−
µA
−
5
−
kΩ
−
8
−
pF
1995 Mar 20
6