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AM69AX 数据表(PDF) 89 Page - Texas Instruments |
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AM69AX 数据表(HTML) 89 Page - Texas Instruments |
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89 / 299 page ![]() Table 6-6. DDRSS1 Signal Descriptions (continued) SIGNAL NAME [1] PIN TYPE [2] DESCRIPTION [3] ALY PIN [4] DDR1_DQS1P IO DDRSS Data Strobe A13 DDR1_DQS2N IO DDRSS Complimentary Data Strobe A9 DDR1_DQS2P IO DDRSS Data Strobe A8 DDR1_DQS3N IO DDRSS Complimentary Data Strobe A4 DDR1_DQS3P IO DDRSS Data Strobe A3 (1) An external 240 Ω ±1% resistor must be connected between this pin and VSS. No external voltage should be applied to this pin. Table 6-7. DDRSS2 Signal Descriptions SIGNAL NAME [1] PIN TYPE [2] DESCRIPTION [3] ALY PIN [4] DDR2_CKN IO DDRSS Differential Clock (negative) K1 DDR2_CKP IO DDRSS Differential Clock (positive) L2 DDR2_RESETn IO DDRSS Reset J5 DDR2_RET I DDR Retention Enable L8 DDR2_CA0 IO DDRS Command Address K3 DDR2_CA1 IO DDRS Command Address L3 DDR2_CA2 IO DDRS Command Address K5 DDR2_CA3 IO DDRS Command Address L4 DDR2_CA4 IO DDRS Command Address K4 DDR2_CA5 IO DDRS Command Address L7 DDR2_CAL0 (1) A DDRSS IO Pad Calibration Resistor U7 DDR2_CKE0 IO DDR Clock Enable L6 DDR2_CKE1 IO DDR Clock Enable J2 DDR2_CSn0_0 IO DDRSS Chip Select J3 DDR2_CSn0_1 IO DDRSS Chip Select J6 DDR2_CSn1_0 IO DDRSS Chip Select J7 DDR2_CSn1_1 IO DDRSS Chip Select K7 DDR2_DM0 IO DDRSS Data Mask T2 DDR2_DM1 IO DDRSS Data Mask M6 DDR2_DM2 IO DDRSS Data Mask G4 DDR2_DM3 IO DDRSS Data Mask D5 DDR2_DQ0 IO DDRSS Data T4 DDR2_DQ1 IO DDRSS Data R6 DDR2_DQ2 IO DDRSS Data R3 DDR2_DQ3 IO DDRSS Data R4 DDR2_DQ4 IO DDRSS Data P6 DDR2_DQ5 IO DDRSS Data P5 DDR2_DQ6 IO DDRSS Data T5 DDR2_DQ7 IO DDRSS Data R7 DDR2_DQ8 IO DDRSS Data N2 DDR2_DQ9 IO DDRSS Data N4 DDR2_DQ10 IO DDRSS Data P2 DDR2_DQ11 IO DDRSS Data P3 DDR2_DQ12 IO DDRSS Data M7 DDR2_DQ13 IO DDRSS Data N5 DDR2_DQ14 IO DDRSS Data M4 DDR2_DQ15 IO DDRSS Data M3 www.ti.com AM69A SPRSP92 – FEBRUARY 2023 Copyright © 2023 Texas Instruments Incorporated Submit Document Feedback 89 Product Folder Links: AM69A |
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