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TMS320C6748
SPRS590G –JUNE 2009–REVISED JANUARY 2017
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Device Comparison Copyright © 2009–2017, Texas Instruments Incorporated
(1) PWR = Supply voltage, GND - Ground.
3.7.27 Supply and Ground
Table 3-31. Supply and Ground Terminal Functions
SIGNAL
TYPE
(1)
DESCRIPTION
NAME NO.
CVDD (Core supply)
E15, G7, G8,
G13, H6, H7,
H10, H11,
H12, H13, J6,
J12, K6, K12,
L12, M8, M9,
N8
PWR Variable (1.3V - 1.0V) core supply voltage pins
RVDD (Internal RAM supply) E5, H14, N7 PWR
1.3V internal ram supply voltage pins (for 456 MHz versions)
1.2V internal ram supply voltage pins (for 375 MHz versions)
DVDD18 (I/O supply)
F14, G6, G10,
G11, G12,
J13, K5, L6,
P13, R13
PWR
1.8V I/O supply voltage pins. DVDD18 must be powered even if all of
the DVDD3318_x supplies are operated at 3.3V.
DVDD3318_A (I/O supply)
F5, F15, G5,
G14, G15, H5
PWR 1.8V or 3.3-V dual-voltage LVCMOS I/O supply voltage pins, Group A
DVDD3318_B (I/O supply)
E14, F6, F7,
F8, F10, F11,
F12, F13, G9,
J14, K15
PWR 1.8V or 3.3-V dual-voltage LVCMOS I/O supply voltage pins, Group B
DVDD3318_C (I/O supply)
J5, K13, L4,
L13, M13,
N13, P5, P6,
P12, R4
PWR 1.8V or 3.3-V dual-voltage LVCMOS I/O supply voltage pins, Group C
VSS (Ground)
A19, H8, H9,
H15, J7, J8,
J9, J10, J11,
K7, K8, K9,
K10, K11, L5,
L7, L8, L9,
L10, L11, M4,
M5, M6, M7,
M10, M11, N5,
N11, N12, P11
GND Ground pins.
USB0_VDDA33 N18 PWR USB0 PHY 3.3-V supply
USB0_VDDA18 N14 PWR USB0 PHY 1.8-V supply input
USB0_VDDA12 N17 A USB0 PHY 1.2-V LDO output for bypass cap
USB_CVDD M12 PWR USB0 core logic 1.2-V supply input
USB1_VDDA33 P15 PWR USB1 PHY 3.3-V supply
USB1_VDDA18 P14 PWR USB1 PHY 1.8-V supply
SATA_VDD
M2, N4, P1,
P2
PWR SATA PHY 1.2V logic supply
SATA_VSS
H1, H2, K1,
K2, L3, M1
GND SATA PHY ground reference
DDR_DVDD18
N6, N9, N10,
P7, P8, P9,
P10, R7, R8,
R9
PWR DDR PHY 1.8V power supply pins
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