at49lh00b4 ATMEL Corporation, at49lh00b4 Datasheet - Page 31

• Manufacturer Part Number: at49lh00b4
• Description: 4-megabit Top Boot, Bottom Partitioned Firmware Hub And Low-pin Count Flash Memory
• Manufacturer: ATMEL Corporation

20. FWH/LPC Interface DC Input/Output Specifications
Notes:
21. FWH/LPC Interface AC Input/Output Specifications
Notes:
3379C–FLASH–3/05
Symbol
V
V
V
V
I
V
V
C
C
L
Symbol
I
I
I
I
slewr
slewf
IL
OH
OL
CL
CH
PIN
IH
IH
IL
IL
OH
OL
IN
CLK
(3)(4)
(AC)
(AC)
(1)
(INIT)
(INIT)
(5)
1. Inputs are not “5-volt safe.”
2. Do not violate processor or chipset specifications regarding the INIT pin voltage.
3. Input leakage currents include high-Z output leakage for all bi-directional buffers with high-Z outputs.
4. I
5. Refer to PCI spec.
1. PCI specification output load is used.
2. I
3. I
(2)
(1)(2)
Parameter
Switching Current High
(Test Point)
Switching Current Low
(Test Point)
Low Clamp Current
High Clamp Current
Output Rise Slew Rate
Output Fall Slew Rate
IL
OH
OL
may be higher on the IC and ID pins (up to 200 µA) if pulled against internal pull-downs. Refer to the pin descriptions
= (256/V
= (98.0/V
Parameter
Input High Voltage
INIT Input High Voltage
Input Low Voltage
INIT Input Low Voltage
Input Leakage Current
Output High Voltage
Output Low Voltage
Input Pin Capacitance
CLK Pin Capacitance
Recommended Pin Inductance
CC
CC
) * V
) * (V
OUT
OUT
(V
- V
CC
CC
- V
) * (V
OUT
).
Condition
0 < V
0.3 V
0.7 V
V
V
0.6 V
0.18 V
V
-3 < V
V
0.2 V
0.6 V
OUT
OUT
CC
OUT
CC
+ 0.4 V
> V
+ 4 > V
OUT
CC
CC
= 0.7 V
CC
= 0.18 V
CC
CC
IN
CC
OUT
< V
< V
> V
- 0.6 V
- 0.2 V
≤ -1
≤ 0.3 V
> V
CC
OUT
OUT
OUT
≥ 0.6 V
IN
CC
OUT
CC
≥ V
).
CC
CC
< 0.9 V
< V
> 0.1 V
> 0
CC
CC
load
load
Conditions
0 < V
I
I
OUT
OUT
CC
CC
+ 1
(1)
(1)
= -500 µA
= 1.5 mA
CC
CC
IN
< V
CC
25 + (V
-25 + (V
-17.1 (V
-17.1 (V
IN
-12 V
16 V
- V
IN
Min
CC
CC
1
1
CC
+ 1)/0.015
CC
CC
- V
- V
- 1)/0.015
OUT
OUT
0.5 V
0.9 V
1.35
Min
-0.5
)
)
3
CC
CC
AT49LH00B4
-32 V
V
V
38 V
Note 2
Note 3
0.3 V
0.1 V
Max
CC
CC
0.85
Max
±10
4
4
13
12
20
+ 0.5
+ 0.5
CC
CC
CC
CC
Units
Units
V/ns
V/ns
mA
mA
mA
mA
mA
mA
mA
mA
nH
µA
pF
pF
V
V
V
V
V
V
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