Intel 6 SERIES CHIPSET - DATASHEET 01-2011 - Page 305

Datasheet 305
Electrical Characteristics
VIL12
(Absolute
Minimum)
Input Low Voltage -0.3 — V
VIH12
(Absolute
Maximum)
Input High Voltage — 1.150 V
VIL13 Input Low Voltage
–0.5 0.78 V
VIH13 Input High Voltage 2.3 VccRTC + 0.5 V 6
VIL14 Input Low Voltage
–0.5 0.78 V
VIH14 Input High Voltage 2.0 VccRTC + 0.5 V 6
VIL15 Input Low Voltage
–0.5 0.3 × 3.3 V V 10
VIH15 Input High Voltage 0.7 × 3.3 V 3.3 V + 0.5 V 10
VIL16 Input Low Voltage
–0.5 0.8 V 10
VIH16 Input High Voltage 2.1 3.3 V + 0.5 V 10
VIL_CL Input Low Voltage
–0.3 CL_VREF - 0.075 V 7
VIH_CL Input High VoltageCL_VREF + 0.0751.2 V 7
Vclk_in_cross
(abs)
Absolute Crossing Point 0.250 0.550 V
VDI
Differential Input
Sensitivity
0.2 — V 1,3
VCM
Differential Common
Mode Range
0.8 2.5 V 2,3
VSE
Single-Ended Receiver
Threshold
0.8 2.0 V 3
VHSSQ
HS Squelch Detection
Threshold
100 150 mV 9
VHSDSC
HS Disconnect Detection
Threshold
525 625 mV 9
VHSCM
HS Data Signaling
Common Mode Voltage
Range
–50 500 mV 9
VIL_HDA Input Low Voltage 0 0.4 × Vcc_HDA V
VIH_HDA Input High Voltage 0.6 × Vcc_HDA 1.5 V
VIL_PECI
Input Low Voltage -0.15
0.275 ×
V_PROC_IO
V
VIH_PECI
Input High Voltage
0.725 ×
V_PROC_IO
V_PROC_IO + 0.15 V
VIL_FDI
Minimum Input Voltage 175 — mVdiffp-p
VIH_FDI
Maximum Input Voltage — 1000 mVdiffp-p
VAUX-Diff-P-P
Digital Display Port
Auxiliary Signal peak-to-
peak voltage at receiving
device
0.32 1.36 Vdiffp-p
Table 8-8. DC Input Characteristics (Sheet 2 of 3)
Symbol Parameter Min Max Unit Notes