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Sold as “70pcs Generalplus Micom GPLB52A24A 8bit MCU silicon dies wafer”
“1000/2000 Dots Mono/4-Gray-Level LCD Controller/Driver with 8-CH SPU”
SPU ⇒ sound processing unit
“The GPLB52A24A/GPLB51A24A, an 8-bit CMOS microprocessor, features 1536 bytes working RAM, 1M bytes ROM memory, 24 I/Os, interrupt/wakeup controller, two 16-bit timers, SPI interface, one 12-bit DAC, one 10-bit PWM, and automatic display controller/driver for mono/4-gray-level LCD”
Package
Die
GFI449 AU-3
- Single (10668×12192, 33.82MB)
Sample processing notes:
- s1
- s1-1: BOE 40 min
- s2
- s2-1: BOE 10 min
- s2-2: barrier 3 min
- s2-3: phosphoric 3 min
- s2-4: BOE 5 min
- s2-5: barrier 5 min
- s2-6: phosphoric 5 min
- s2-7: BOE 5 min
- s2-8: phosphoric 5 min
- s2-9: barrier 5 min
- s2-10: BOE 5 min
- s2-11: barrier 5 min
- s2-12: phosphoric 5 min
- s2-13: BOE 5 min
- s2-14: barrier 5 min
- s2-15: phosphoric 5 min
- s3
- 40 hours BOE
- Note: processed before s2
- All basically at 140F forced air vortexed
- Wash 3 times with distilled water between processes
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