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Schematic Diagrams
Frame Buffer B
FRAME BUFFER PARTITION B 63..32
VRAM=K4Z80325BC-HC14 (16*256M*2CH)
8Gb GDDR6 SGRAM C-die
16M x 16bit x 16Banks x 2ch.
IDD7=1073mA
IPP7=31mA
D
Sheet 15 of 69
Frame Buffer B
C
B
FBVDDQ
FBVDDQ
A
B - 16 Frame Buffer B
5
4
M11A
NORMAL
FBB_D42
B4
DQ0_A
FBB_D41
A3
FBB_D32
U4
DQ1_A
FBB_D40
B3
FBB_D35
V3
DQ2_A
FBB_D45
FBB_D33
B2
U3
DQ3_A
FBB_D46
FBB_D39
E3
U2
DQ4_A
FBB_D44
E2
FBB_D36
P3
DQ5_A
FBB_D43
F2
FBB_D38
P2
DQ6_A
FBB_D47
G2
FBB_D34
N2
DQ7_A
FBB_D37
M2
FBB_EDC5
C2
EDC0_A
FBB_DBI5
D2
FBB_EDC4
T2
DBI0_A
FBB_DBI4
R2
FBB_W CKB45
D4
WCK0_t_A
FBB_W CKB45*
FBB_W CK45
D5
R4
WCK0_c_A
FBB_W CK45*
R5
FBB_D55
U11
x16
x8
FBB_D63
FBB_D49
B11
V12
NC
DQ8_A
FBB_D61
A12
FBB_D54
U12
DQ9_A
NC
FBB_D58
B12
FBB_D48
U13
DQ10_A
NC
FBB_D60
B13
FBB_D52
P12
NC
DQ11_A
FBB_D62
FBB_D51
E12
P13
NC
DQ12_A
FBB_D56
FBB_D53
E13
N13
NC
DQ13_A
FBB_D57
F13
FBB_D50
M13
DQ14_A
NC
FBB_D59
G13
DQ15_A
NC
FBB_EDC6
T13
FBB_EDC7
FBB_DBI6
C13
R13
EDC1_A
GND
FBB_DBI7
D13
DBI1_A
NC
FBB_W CK67
R11
FBB_W CKB67
D11
FBB_W CK67*
R10
WCK1_t_A
NC
FBB_W CKB67*
D10
WCK1_c_A
NC
K4Z80325BC-HC14 (16*256M*2CH)
P/N = 6-04-48032-E32
VRAM
Close or Under DRAM
FBVDDQ
FBVDDQ
VRAM
VRAM
VRAM
VRAM
VRAM
VRAM
VRAM
VRAM
VRAM
VRAM
C125
C66
C102
C90
C25
C36
C53
C50
C112
C864
FBVDDQ
VRAM
VRAM
VRAM
VRAM
VRAM
VRAM
VRAM
VRAM
C867
C843
C52
C80
C67
C853
C858
C41
1V8_AON
VRAM
VRAM
VRAM
VRAM
C143
C94
C72
C847
5
4
3
FBB_W CK45
11
FBB_W CK45
FBB_W CK45*
11
FBB_W CK45*
FBB_W CK67
11
FBB_W CK67
FBB_W CK67*
11
FBB_W CK67*
FBB_W CKB45
11
FBB_W CKB45
FBB_W CKB45*
M11B
11
FBB_W CKB45*
FBB_W CKB67
11
FBB_W CKB67
FBB_W CKB67*
NORMAL
11
FBB_W CKB67*
x16
x8
M11C
DQ0_B
NC
DQ1_B
NC
DQ2_B
NC
FBB_CMD33
H3
CA0_A
DQ3_B
NC
FBB_CMD45
G11
CA1_A
DQ4_B
NC
FBB_CMD35
G4
CA2_A
DQ5_B
NC
FBB_CMD46
H12
CA3_A
DQ6_B
NC
FBB_CMD36
H5
CA4_A
DQ7_B
NC
FBB_CMD43
H10
CA5_A
FBB_CMD48
J12
CA6_A
EDC0_B
GND
FBB_CMD47
J11
CA7_A
DBI0_B
NC
FBB_CMD34
J4
CA8_A
FBB_CMD32
J3
CA9_A
WCK0_t_B
NC
FBB_CMD37
J5
CABI_A
WCK0_c_B
NC
FBB_CMD44
G10
CKE_A
DQ8_B
DQ9_B
DQ10_B
DQ11_B
DQ12_B
DQ13_B
DQ14_B
FBB_CMD29
L3
CA0_B
DQ15_B
FBB_CMD52
M11
CA1_B
FBB_CMD40
M4
CA2_B
EDC1_B
FBB_CMD50
L12
CA3_B
DBI1_B
FBB_CMD39
L5
CA4_B
FBB_CMD42
L10
CA5_B
WCK1_t_B
FBB_CMD49
K12
CA6_B
WCK1_c_B
FBB_CMD51
K11
CA7_B
FBB_CMD28
K4
CA8_B
FBB_CMD30
K3
CA9_B
FBB_CMD38
K5
K4Z80325BC-HC14 (16*256M*2CH)
CABI_B
FBB_CMD41
M10
CKE_B
P/N = 6-04-48032-E32
VRAM
FBB_CMD31
J1
RESET
K10
CLK_c
11
FBB_CLK1*
J10
CLK_t
11
FBB_CLK1
Around DRAM
VRAM
VRAM
C103
C48
K4Z80325BC-HC14 (16*256M*2CH)
P/N = 6-04-48032-E32
VRAM
VRAM
VRAM
VRAM
VRAM
VRAM
VRAM
C68
C119
C120
C58
C47
C127
Close or Under DRAM
VRAM
VRAM
VRAM
VRAM
VRAM
C132
C133
C26
C30
C846
follow common design add
3
2
1
FBB_DBI[7..4]
M11D
11
FBB_DBI[7..4]
FBB_EDC[7..4]
11
FBB_EDC[7..4]
FBB_CMD[52..28]
11
FBB_CMD[52..28]
A11
FBB_D[63..32]
VSS
VDD
11
FBB_D[63..32]
A13
VSS
VDD
A2
VSS
VDD
A4
VSS
VDD
B1
VSS
VDD
B14
VSS
VDD
C10
VSS
VDD
C12
VSS
VDD
FBB_VREFC_H
K1
C3
VREFC
VSS
VDD
C5
VSS
VDD
D1
VSS
VDD
D12
VRAM
VSS
VDD
D14
VSS
R48
D3
VSS
1K_1%_04
E11
VSS
NV_0402
E4
VSS
F1
VSS
F12
VSS
F14
VSS
VDDQ
F3
VSS
VDDQ
G1
VSS
VDDQ
SNN_FBBU_TCK_M
N5
G12
TCK
VSS
VDDQ
T8
SNN_FBBU_TDI_M
F10
G14
TDI
VSS
VDDQ
T21
N10
SNN_FBBU_TDO_M
G3
TDO
T11
VSS
VDDQ
F5
SNN_FBBU_TMS_M
H11
TMS
VSS
VDDQ
T22
H4
VSS
VDDQ
L11
VSS
VDDQ
L4
VSS
VDDQ
M1
VSS
VDDQ
M12
VSS
VDDQ
M14
VSS
VDDQ
M3
VSS
VDDQ
N1
VSS
VDDQ
N12
VSS
VDDQ
N14
VSS
VDDQ
N3
VSS
VDDQ
P11
VSS
VDDQ
P4
VSS
VDDQ
R1
VSS
VDDQ
J14
FBB_ZQ_2_A
R12
ZQ_A
VSS
VDDQ
FBB_ZQ_2_B
K14
R14
ZQ_B
VSS
VDDQ
R3
VSS
VDDQ
VRAM
VRAM
T10
VSS
VDDQ
T12
VSS
VDDQ
R34
R32
T3
VSS
VDDQ
T5
121_1%_04
121_1%_04
VSS
VDDQ
NV_0402
NV_0402
U1
VSS
U14
VSS
V11
VSS
V13
VSS
V2
VSS
V4
VSS
G5
SNN_FBBU_RFU_A
RFU_A
T17
SNN_FBBU_RFU_B
M5
RFU_B
VPP
T13
VPP
VPP
VPP
K4Z80325BC-HC14 (16*256M*2CH)
P/N = 6-04-48032-E32
VRAM
10,11,12,13,14,17,18,22,25,27,28,40,63,66,67
1V8_AON
11,12,13,14,16,17,18,22,24,66
FBVDDQ
Title
Title
Title
[15] MEMORY FBB 63..32
[15] MEMORY FBB 63..32
[15] MEMORY FBB 63..32
Size
Size
Size
Document Number
Document Number
Document Number
A3
A3
A3
TGL-H+GN20-E3
TGL-H+GN20-E3
TGL-H+GN20-E3
6-71-NP5H0-D02
6-71-NP5H0-D02
6-71-NP5H0-D02
Date:
Date:
Date:
Thursday, April 08, 2021
Thursday, April 08, 2021
Thursday, April 08, 2021
Sheet
Sheet
Sheet
2
1
FBVDDQ
A1
A14
E10
E5
H13
H2
D
L13
L2
P10
P5
V1
V14
FBVDDQ
B10
B5
C1
C11
C14
C4
E1
E14
F11
F4
H1
H14
J13
J2
K13
K2
L1
C
L14
N11
N4
P1
P14
T1
T11
T14
T4
U10
U5
1V8_AON
A10
A5
V10
V5
B
A
Rev
Rev
Rev
D02
D02
D02
15
15
15
of
of
of
71
71
71
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