Z86E4312FSC Zilog, Z86E4312FSC Datasheet - Page 77

• Manufacturer Part Number: Z86E4312FSC
• Description: Z8 4K OTP 12 MHZ 44-PQFP
• Manufacturer: Zilog
• Series: Z8®r

Specifications of Z86E4312FSC

• 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: 44-LQFP
• Data Bus Width: 8 bit
• Data Ram Size: 236 B
• Maximum Clock Frequency: 12 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 2 bit
• Operating Supply Voltage: 3.5 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: No
• Other names: 269-1108

PS022901-0508
† Z86E33/733/E34 Must be 00
Reset Condition = 0100 1101B
* Default after Reset
For ROMless Condition = 1011 0110B
R248 P01M
D7 D6 D5
Figure 48. Port 0 and 1 Mode Register (F8
D4 D3 D2 D1
D0
Stack Selection
P00 – P03 Mode
P10-P17 Mode
External Memory Timing
P04-P07 Mode
0 External
1 Internal†*
00 Output
01 Input
1X A11-A8
00 Byte Output†
01 Byte Input*
10 AD7-AD0
11 High-Impedance AD7-AD0,
0 Normal
1 Extended
00 Output
01 Input*
1X A15-A12
CMOS Z8
AS, DS, R/W, A11-A8,
A15-A12, If Selected
h
: Write Only)
®
Product Specification
OTP Microcontrollers
Electrical Characteristics
73