1. Product use: Programming socket, test socket, programming and testing of QFP48 IC chips 2. Applicable packages: QFP48, PQFP48, QFP48, pin pitch 0.5 mm 3. Features: All pins are led out in the order of the chip 4. Pin spacing: 0.5 mm 5. Foot position: 48 6. Chip size: 7x7 mm (with pins 9x9 mm)