Z84C9008VSG Zilog, Z84C9008VSG Datasheet - Page 184

• Manufacturer Part Number: Z84C9008VSG
• Description: IC 8MHZ Z80 KIO 84-PLCC
• Manufacturer: Zilog
• Series: Z80r

Specifications of Z84C9008VSG

• Processor Type: Z80
• Features: Serial/Parallel Input/Output, Counter/Timer Circuit
• Speed: 8MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 84-LCC (J-Lead)
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Cpu Speed: 8MHz
• Digital Ic Case Style: LCC
• No. Of Pins: 84
• Supply Voltage Range: 5V
• Operating Temperature Range: 0°C To +70°C
• Svhc: No SVHC (18-Jun-2010)
• Rohs Compliant: Yes
• Base Number: 84
• Clock Frequency: 8MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

164
Operation:
Op Code:
Operands:
UM008005-0205
Z80 CPU
User’s Manual
m ← m- 1
DEC
m
The m operand is any of r, (HL), (IX+d), or (lY+d), as defined for the
analogous INC instructions. These possible Op Code/operand
combinations are assembled as follows in the object code:
*r identifies registers B, C, D, E, H, L, or A assembled as follows in the
object code field above:
DEC (IX+d)
DEC (IY+d)
DEC (HL)
Register
DEC r*
D
H
A
B
C
E
L
0
0
1
0
1
0
DEC m
0
0
1
0
1
0
1
0
1
1
1
000
001
010
011
100
101
111
r
r
1
1
1
1
1
d
d
0
1
0
1
0
1
1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
1
1
Z80 Instruction Set
35
DD
35
FD
35