Z86E4312PSC Zilog, Z86E4312PSC Datasheet - Page 79

• Manufacturer Part Number: Z86E4312PSC
• Description: IC MICROCONTROLLER 4K 40-DIP
• Manufacturer: Zilog
• Series: Z8®r

Specifications of Z86E4312PSC

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 12MHz
• Connectivity: EBI/EMI
• Peripherals: POR, WDT
• Number Of I /o: 32
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: OTP
• Ram Size: 236 x 8
• Voltage - Supply (vcc/vdd): 3.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP (0.620", 15.75mm)
• For Use With: 309-1034 - ADAPTER 40-DIP ZIF TO 44-QFP309-1033 - ADAPTER 40-DIP TO 44-QFP309-1030 - ADAPTER 40-DIP TO 44-PLCC309-1029 - ADAPTER 40-DIP ZIF TO 44-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Other names: 269-1037

PS022901-0508
R251 IMR
D7 D6 D5
R252 Flags
* This option must be selected when ROM code is
D7 D6 D5
submitted for ROM Masking, otherwise this control bit
is disabled permanently
Figure 51. Interrupt Mask Register (FB
Figure 52. Flag Register (FC
D4 D3 D2 D1
D4 D3 D2 D1
D0
D0
h
: Read/Write)
1 Enables IRQ5 -IRQ0
1 Enables RAM Protect*
1 Enables Interrupts
User Flag F1
User Flag F2
Halt Carry Flag
Decimal Adjust Flag
Overflow Flag
Sign Flag
Zero Flag
Carry Flag
(D0 = IRQ0)
h
CMOS Z8
: Read/Write)
®
Product Specification
OTP Microcontrollers
Electrical Characteristics
75