a3p250l Actel Corporation, a3p250l Datasheet - Page 78

• Manufacturer Part Number: a3p250l
• Description: Proasic3l Low-power Flash Fpgas With Flash*freeze Technology
• Manufacturer: Actel Corporation

ProASIC3L DC and Switching Characteristics
Table 2-108 • Minimum and Maximum DC Input and Output Levels
Figure 2-17 • AC Loading
Table 2-109 • AC Waveforms, Measuring Points, and Capacitive Loads
Table 2-110 • HSTL Class I
2 -6 6
HSTL Class I
Drive
Strength
8 mA
Notes:
1. Currents are measured at 100°C junction temperature and maximum voltage.
2. Currents are measured at 85°C junction temperature.
Input LOW (V)
V
*
Speed
Grade
Std.
–1
Note:
REF
Measuring point = V
– 0.1
For specific junction temperature and voltage supply levels, refer to
values.
HSTL Class I
High-Speed Transceiver Logic is a general-purpose high-speed 1.5 V bus standard (EIA/JESD8-6).
ProASIC3E devices support Class I. This provides a differential amplifier input buffer and a push-pull
output buffer.
Timing Characteristics
Min., V Max., V
Commercial-Case Conditions: T
Worst-Case V
Applicable to Pro I/Os
t
0.66
–0.3
DOUT
0.77
Input HIGH (V)
V
V
IL
trip
REF
V
2.86
2.43
REF
t
. See
DP
– 0.1 V
CCI
+ 0.1
Table 2-15 on page 2-12
= 1.4 V V
0.05
0.04
t
Min., V
DIN
REF
+ 0.1
Measuring Point*
REF
V
2.50
2.12
IH
t
PY
Max., V Max., V Min., V mA mA Max., mA
Test Point
= 0.75 V
1.575
0.75
J
(V)
= 70°C, Worst-Case V
t
A d v a n c e v 0. 4
HSTL
Class I
0.50
0.43
EOUT
V
0.4
OL
for a complete table of trip points.
V
V
2.91
2.48
t
REF
V
TT
ZL
CCI
50
20 pF
V
0.75
(typ.) (V)
OH
– 0.4
2.83
2.41
CC
t
ZH
= 1.14 V,
I
OL
8
t
I
OH
LZ
8
Table 2-6 on page 2-7
V
TT
t
(typ.) (V)
0.75
HZ
I
OSL
32
4.93
4.19
t
ZLS
1
Max., mA
I
OSH
39
4.84
4.12
t
ZHS
C
LOAD
for derating
1
20
µA
I
10 10
(pF)
IL
Units
2
ns
ns
µA
I
IH
2