80386DX Datasheet, PDF (4/17 Pages) Maxwell Technologies – 32-Bit Microprocessor

32-Bit Microprocessor
80386DX
PARAMETER
TABLE 5. 80386DX DC ELECTRICAL CHARACTERISTICS
(V_CC = +5V ±5%; T_A = -55°C TO +125° C, UNLESS OTHERWISE SPECIFIED)
SYMBOL
CONDITION
MIN
Power Supply Current
I_CC CLK2 = 32 MHz with 16 MHz Processor
--
CLK2 = 32 MHz with 20 MHz Processor
--
CLK2 = 32 MHz with 25 MHz Processor
--
Input Leakage Current
I_IH PEREQ Pin¹
--
I_IL BS16, BUSY, ERROR Pins²
--
CLK2 Capacitance³
C_CLK F_C = 1 MHz
--
Input or I/O Capacitance¹ C_IN F_C = 1 MHz
--
Output Capacitance¹
C_OUT F_C = 1 MHz
--
1. V_IH = 2.4V. PEREQ input has an internal pulldown resistor.
2. V_IL = 0.45V. BS16, BUSY and ERROR inputs have an internal pulldown resistor.
3. Guaranteed by design.
MAX
UNIT
460 mA
550
680
200 µ A
-400 µ A
20
pF
20
pF
25
pF
TABLE 6. 80386DX AC ELECTRICAL CHARACTERISTICS
(V_CC = +5V ±10%; V_PP = V_SS; T_A = -55°C TO +125°C, UNLESS OTHERWISE SPECIFIED)
PARAMETER
SYMBOL
CONDITION
MIN
MAX
UNIT
Operating Frequency
-16
-20
-25
-- Half of CLK2 Frequency
MHz
4
16
4
20
4
25
CLK2 Period
t₁
-16
-20
-25
ns
31
125
25
125
20
125
CLK2 High Time
-16
-20
-25
t_2a at 2V
ns
9
--
8
--
7
--
CLK2 High Time¹
-16
-20
-25
t_2b at (V_CC - 0.8V)
ns
5
--
5
--
4
--
CLK2 Low Time
-16
-20
-25
CLK2 Low Time¹
-16
-20
-25
t_3a at 2V
t_3b at (V_CC - 0.8V)
ns
9
--
8
--
7
--
ns
7
--
6
--
5
--
1000557
12.17.01 Rev1
All data sheets are subject to change without notice 4
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