S1R72105 Technical Manual
Rev.1.0
EPSON
63
(2) TTL input characteristics (Ta = 0 to 70
°
C, V
SS
=0V)
Names of signals covered: AD0 to 5, DB0 to 7, TESTEN, PD0 to 15,
XSATN, XSBSY, XSRST, XSMSG, XSSEL, XSCD, XSIO
Item Symbol
Conditions
Min.
Typ.
Max.
Unit
HIGH level
Input voltage
V
IH
HV
DD
=5.5V 2.0
-
- V
LOW level
Input voltage
V
IL
2H
HV
DD
=4.5V
-
- 0.8 V
(3) CMOS input characteristics (Ta = 0 to 70
°
C, V
SS
= 0V)
Names of signals covered: CLKSEL, OSCIN, EXCLK
Item Symbol
Conditions
Min.
Typ.
Max.
Unit
HIGH level
Input voltage
V
IH
IL
LV
DD
=3.6V 1.9
-
- V
LOW level
Input voltage
V
IL
IL
LV
DD
=3.0V
-
- 0.8 V
(4) TTL Schmitt input characteristics (Ta = 0 to 70
°
C, V
SS
= 0V)
Names of signals covered: XRESET, XSREQ, XSACK, XSDB0 to 7, XSDBP, XCS, XRD, XWR, XPRD,
XPWR, XPDACK, PDREQ
Item Symbol
Conditions
Min.
Typ.
Max.
Unit
HIGH level trigger
Input voltage
V
T2+
HV
DD
=5.5V
LV
DD
=3.6V
1.2
- 2.4 V
LOW level trigger
Input voltage
V
T2-
HV
DD
=4.5V
LV
DD
=3.0V
0.6 - 1.8 V
Hysteresis voltage
∆
V
H
HV
DD
=5.0V
LV
DD
=3.3V
0.1
-
- V
(5) TTL Schmitt input characteristics (USB) (Ta = 0 to 70
°
C, V
SS
= 0V)
Names of signals covered: DP, DM
Item Symbol
Conditions
Min.
Typ.
Max.
Unit
HIGH level trigger
Input voltage
V
T+
(USB)
LV
DD
=3.6V 1.1
- 1.8 V
LOW level trigger
Input voltage
V
T-
(USB)
LV
DD
=3.0V
1.0 - 1.5 V
Hysteresis voltage
∆
V
H
(USB)
LV
DD
=3.3V
0.1
-
- V
(6) USB differential input characteristics (Ta = 0 to 70
°
C, V
SS
= 0V)
Names of signals covered: A pair of DP and DM
Item Symbol
Conditions
Min.
Typ.
Max.
Unit
Differential input sensitivity
V
DS
LV
DD
=3.0V
Differential input
voltage
0.8 to 2.5V
-
- 0.2 V