EM6540 EM Microelectronic, EM6540 Datasheet - Page 11

• Manufacturer Part Number: EM6540
• Description: (EM65xx) Mask Rom
• Manufacturer: EM Microelectronic

4.
Input/Output ports
All ports if selected as outputs are Push-pull outputs (driving high / low).
Inputs are not blocked when Output is selected and Outputs stays active also in Sleep mode.
Input/Output Port Options
A0
A1
A2
A3
B0
B1
B2
B3
C0
C1
C2
C3
D0
D1
D2
D3
PortA reset
No PortA RESET is selected.
RA PortA RESET
Supply Voltage Level Detector
T= -10°C to 60°C
Copyright © 2005, EM Microelectronic-Marin SA
Symb.
VSVLD1
VSVLD2
VSVLD3
PA0 input
PA1 input
PA2 input
PA3 input
PB0 In/Out
PB1 In/Out
PB2 In/Out
PB3 In/Out
PC0 In/Out
PC1 In/Out
PC2 In/Out
PC3 In/Out
PD0 In/Out
PD1 In/Out
PD2 In/Out
PD3 In/Out
EM6505
Parameter
SVLD voltage Level1
SVLD voltage Level2
SVLD voltage Level3
Pull-Up
Yes / No
0
NO PortA reset
combination
0
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
X
Pull-Down
Yes / No
1
PA0 & PA1 logic
AND input reset
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
1
Min.
2.02
3.70
4.15
Nch-open drain
Yes / No
4
11
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
PA0 & PA1 & PA2
logic AND input
reset
Typ.
2.30
4.00
4.50
2
Input blocked
when Output
Yes / No
5
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
Max.
2.38
4.30
4.86
PA0 & PA1 & PA2 &
PA3 logic AND input
reset
3
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EM65XX
Output Hi-Z in
SLEEP mode
Yes / No
6
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
Unit
V
V
V