atf1502be ATMEL Corporation, atf1502be Datasheet - Page 14

• Manufacturer Part Number: atf1502be
• Description: High- Performance Cpld
• Manufacturer: ATMEL Corporation

9. Timing Model
10. Output AC Test Loads
14
ATF1502BE
Delay
Input
t
IN
Note:
LVTTL
LVCMOS33
LVCMOS25
LVCMOS18
Switch
Matrix
t
UIM
C
L
includes test fixtures and probe capacitance.
Foldback Term
Internal Output
Global Control
Enable Delay
Logic Array
t
Register
LAC
Control
Delay
Delay
Delay
Delay
t
t
GLOB
t
SEXP
t
LAD
Under Test
IOE
t
IC
Device
t
EN
R1
350 Ohm
300 Ohm
200 Ohm
150 Ohm
V
CCIO
Cascade Logic
R
R
1
2
Delay
t
PEXP
Fast Input
Delay
t
FIN
C
L
Test Point
R2
350 Ohm
300 Ohm
200 Ohm
150 Ohm
Register
Delay
t
t
t
t
COMB
t
t
t
PRE
FSUI
t
CLR
SUI
FHI
RD
HI
Output
Delay
t
t
t
t
t
t
t
OD1
OD2
OD3
XZ1
XZ2
XZ3
XZ
CL
35 pF
35 pF
35 pF
35 pF
Delay
I/O
t
IO
3492A–PLD–12/05