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ISP1520 Datasheet(PDF) 4 Page - NXP Semiconductors |
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ISP1520 Datasheet(HTML) 4 Page - NXP Semiconductors |
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4 / 51 page 
xxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx x xxxxxxxxxxxxxx xxxxxxxxxx xxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxx xxxxx xxxxxx xx xxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxx xxxxxxx xxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxx xxxxxxxxxxxxxx xxxxxx xx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxx xxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxx xxxxx x x Fig 1. Block diagram. 004aaa169 I2C-BUS CONTROLLER POWER SWITCH OVERCURRENT DETECTION LINK LEDS LINK LEDS BIT CLOCK RECOVERY PLL ANALOG TRANSCEIVER • ORIGINAL USB • HI-SPEED USB ROUTING LOGIC PHILIPS PIE PHILIPS SIE PORT CONTROLLER HUB CONTROLLER RAM ROM MINI-HOST CONTROLLER HUB REPEATER • ORIGINAL USB • HI-SPEED USB ANALOG TRANSCEIVER • ORIGINAL USB • HI-SPEED USB TRANSACTION TRANSLATOR VCC1 RPU DM0 DP0 SDA ADOC NOOC SUSPEND SCL I2C-bus 12 MHz upstream port 0 XTAL1 XTAL2 RREF VCC2 VCC3 VCC4 VREF(5V0) POWER SWITCH OVERCURRENT DETECTION ANALOG TRANSCEIVER • ORIGINAL USB • HI-SPEED USB downstream port 1 downstream port 2 to port 3 downstream port 4 DM4 DM1 DP1 OC1_N PSW1_N GRN1_N AMB1_N DP4 ISP1520 OC4_N PSW4_N GRN4_N AMB4_N 15 16 19 20 60 61 47 48 25 26 50 51 GND RESET_N HUBGL_N PORT 1 PORT 4 PORT 2 to 3 1 49 32 63 64 34 33 4 3 7 5 9, 39 13, 45 23, 57 11, 41 24, 56 TEST_HIGH 8, 12, 18, 38 2, 6, 10, 14, 21, 22, 35, 40, 42, 46, 58, 59 62 31 TEST_HIGH 17 |
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