Datasheet

AD8195 Data Sheet
Rev. B | Page 4 of 20
AUXILIARY CHANNEL PERFORMANCE SPECIFICATIONS
Table 2.
Parameter Test Conditions/Comments Min Typ Max Unit
DDC CHANNELS
Input Capacitance, C
AUX
DC bias = 2.5 V, ac voltage = 3.5 V p-p, f = 100 kHz 10 15 pF
Input Low Voltage, V
IL
0.5 V
Input High Voltage, V
IH
0.7 × VREF
1
VREF
1
V
Output Low Voltage, V
OL
I
OL
= 5 mA 0.25 0.4 V
Output High Voltage, V
OH
VREF
1
V
Rise Time 10% to 90%, no load 140 ns
Fall Time 90% to 10%, C
LOAD
= 400 pF 100 200 ns
Leakage Input voltage = 5.0 V 10 μA
CEC CHANNEL
Input Capacitance, C
AUX
DC bias = 1.65 V, ac voltage = 2.5 V p-p, f = 100 kHz,
2 kΩ pull-up resistor from CEC_OUT to 3.3 V
5 25 pF
Input Low Voltage, V
IL
0.8 V
Input High Voltage, V
IH
2.0 V
Output Low Voltage, V
OL
0.25
0.6
V
Output High Voltage, V
OH
2.5 3.3 V
Rise Time
10% to 90%, C
LOAD
= 1500 pF, R
PULL-UP
= 27 kΩ;
or C
LOAD
= 7200 pF, R
PULL-UP
= 3 kΩ
50 100 µs
Fall Time
90% to 10%, C
LOAD
= 1500pF, R
PULL-UP
= 27 kΩ;
or C
LOAD
= 7200 pF, R
PULL-UP
= 3 kΩ
5 10 µs
Pull-Up Resistance 27 kΩ
Leakage Off leakage test conditions
2
1.8 µA
1
VREF is the voltage at the reference pin (VREF_IN for SCL_IN and SDA_IN, or VREF_OUT for SCL_OUT and SDA_OUT); nominally 5.0 V.
2
Off leakage test conditions are described in the HDMI Compliance Test Specification 1.3b Section 8, Test ID 8-14: “Remove power (mains) from DUT. Connect CEC line
to 3.63 V via 27 kΩ ± 5% resistor with ammeter in series. Measure CEC line leakage.”
POWER SUPPLY AND CONTROL LOGIC SPECIFICATIONS
Table 3.
Parameter Test Conditions/Comments Min Typ Max Unit
POWER SUPPLY
AVCC Operating range (3.3 V ± 10%) 3 3.3 3.6 V
AMUXVCC Operating range (5 V ± 10%) 4.5 5 5.5 V
VREF_IN, VREF_OUT 3 5.5 V
QUIESCENT CURRENT
AVCC Output disabled 20 40 mA
Output enabled, no preemphasis (0 dB) 32 50 mA
Output enabled, maximum preemphasis (6 dB) 66 80 mA
VTTI
Input termination on
40
54
mA
VTTO Output termination on, no preemphasis 40 50 mA
Output termination on, maximum preemphasis 80 100 mA
VREF_IN 120 200 μA
VREF_OUT 120 200 μA
AMUXVCC 10 20 mA
POWER DISSIPATION
Output disabled 116 254 mW
Output enabled, no preemphasis (0 dB) 180 663 mW
Output enabled, maximum preemphasis (6 dB) 736 1047 mW
PARALLEL CONTROL INTERFACE TX_EN, PE_EN
Input High Voltage, V
IH
2.4
V
Input Low Voltage, V
IL
0.8 V