Features: Flash ROM• Block-erasable in 128byte units• 32768 × 8 bits (LC87F7032A)RAM• 1024 × 9-bits (LC87F7032A)Specifications Absolute maximum ratings ROM [bits] 32K×8 RAM [bits] 1024×9 Number of PWM outputs 1 Operating supply voltage range VDD [V] ...
LC87F7032A: Features: Flash ROM• Block-erasable in 128byte units• 32768 × 8 bits (LC87F7032A)RAM• 1024 × 9-bits (LC87F7032A)Specifications Absolute maximum ratings ROM [bits] ...
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Absolute maximum ratings | |
---|---|
ROM [bits] | 32K×8 |
RAM [bits] | 1024×9 |
Number of PWM outputs | 1 |
Operating supply voltage range VDD [V] | 2.4 to 3.6 |
Minimum cycle time [µs] | 0.25(12MHz) |
Internal oscillation circuits | Medium-speed RC, Frequency variable RC |
External oscillation circuits | Low speed crystal, Hi-speed CF |
Ports: Number of pins: Total | 45 |
Interrupts | 20 sources, 10 vector addresses |
Synchronous SIO | 1 |
Asynchronous/synchronous SIO | 1 |
Number of UART | 1 |
Serial I/O | Synchronous: One 8-bit channel with automatic transfer support, Asynchronous/synchronous: One 8-bit channel with bus support |
Maximum number of timers | Eight 8-bit timers, One clock time base timer |
A/D converter | 8bits ×9 |
Number of port segment outputs | 24 |
Number of common port outputs | 4 |
Parameter |
Symbol | Pins | Conditions |
Specification | |||
min |
typ |
max |
unit | ||||
Supply voltage | VDD max | VDD1,VDD2,V2 | VDD1=VDD2=V2 |
-0.3 |
+4.6 | ||
Supply voltage For LCD |
VLCD | V1 V2 V3 |
-0.3 -0.3 -0.3 |
1/2 VDD VDD 3/2 VDD | |||
Input voltage | VI | XT1,CF1,RES |
-0.3 |
VDD+0.3 | |||
Input/Output voltage | VIO(1) | • Ports 0, 1, 7 • Port C, PWM |
-0.3 |
VDD+0.3 |