afs600 Actel Corporation, afs600 Datasheet - Page 175

• Manufacturer Part Number: afs600
• Description: Actel Fusion Programmable System Chips Mixed-signal Family With Optional Arm Support
• Manufacturer: Actel Corporation

Single-Ended I/O Characteristics
3.3 V LVTTL / 3.3 V LVCMOS
Low-Voltage Transistor–Transistor Logic is a general-purpose standard (EIA/JESD) for 3.3 V applications. It uses an
LVTTL input buffer and push-pull output buffer. The 3.3 V LVCMOS standard is supported as part of the 3.3 V LVTTL
support.
Table 2-99 • Minimum and Maximum DC Input and Output Levels
Figure 2-111 • AC Loading
Table 2-100 • AC Waveforms, Measuring Points, and Capacitive Loads
3.3 V LVTTL /
3.3 V LVCMOS
Drive
Strength
Applicable to Pro I/O Banks
4 mA
8 mA
12 mA
16 mA
24 mA
Applicable to Advanced I/O Banks
2 mA
4 mA
6 mA
8 mA
12 mA
16 mA
24 mA
Applicable to Standard I/O Banks
2 mA
4 mA
6 mA
8 mA
Notes:
1. Currents are measured at high temperature (100°C junction temperature) and maximum voltage.
2. Currents are measured at 85°C junction temperature.
3. Software default selection highlighted in gray.
Input LOW (V)
0
Note: *Measuring point = V
Min., V Max., V Min., V Max., V Max., V Min., V mA mA Max., mA
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
–0.3
Data Path
Test Point
V
IL
trip
Input HIGH (V)
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
. See
Table 2-87 on page 2-151
3.3
35 pF
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
V
IH
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
Enable Path
Test Point
Measuring Point* (V)
A d v an c ed v1 . 4
for a complete table of trip points.
V
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
OL
R = 1 k
1.4
V
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
OH
R to V
R to GND for t
35 pF for t
5 pF for t
I
12
16
24
12
16
24
OL
4
8
2
4
6
8
2
4
6
8
Actel Fusion Programmable System Chips
I
12
16
24
12
16
24
CCI
OH
4
8
2
4
6
8
2
4
6
8
V
REF
HZ
for t
ZH
/t
(typ.) (V)
/t
LZ
LZ
I
–
ZHS
109
127
181
109
127
181
HZ
OSL
27
54
27
27
54
54
27
27
54
54
/t
/t
ZL
/t
ZH
ZL
/t
1
/t
ZLS
/t
ZHS
ZLS
Max., mA
I
103
132
268
103
132
268
OSH
25
51
25
25
51
51
25
25
51
51
C
LOAD
1
35
µA
(pF)
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
I
IL
2
2-161
µA
I
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
IH
2