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©2016-2023 Renesas Electronics Corporation

November 20, 2023

8P34S2108 Datasheet

AC Electrical Characteristics

Table 11. AC Electrical Characteristics, VDDA = VDDB = VDDQA = VDDQB 1.8V ±5%, 2.1V - 2.7V,

TA = -40°C to +85°C [a]

Symbol

Parameter

Test Conditions

Minimum Typical

Maximum

Unit

fREF

Input Frequency

-

-

2

GHz



V/t

Input Edge Rate

1.5

-

-

V/ns

tPD

Propagation Delay[b], [c]

CLKA to any QAx, CLKB to any nQBx

100

255

400

ps

tsk(o)

Output Skew[d], [e]

-

20

40

ps

tsk(b)

Output Bank Skew[e], [f]

-

10

25

ps

tsk(p)

Pulse Skew[g]

fREF = 100MHz

-

5

25

ps

tsk(pp)

Part-to-part Skew[e], [h]

-

-

200

ps

tJIT

Buffer Additive Phase Jitter, RMS

fREF = 156.25MHz; square wave,

VDD = 1.8V ±5%, VPP = 0.5V;

Integration range: 1kHz–40MHz

-

60

80

fs

fREF = 156.25MHz square wave,

VDD = 1.8V ±5%, VPP = 1V;

Integration range: 12kHz–20MHz

-

45

60

fs

fREF = 156.25MHz; square wave,

VDD = 2.5V, VPP = 0.5V;

Integration range: 1kHz–40MHz

-

54

75

fs

fREF = 156.25MHz square wave,

VDD = 2.5V, VPP = 1V;

Integration range: 12kHz–20MHz

-

40

55

fs

N(30M)

Clock Single-side Band Phase

Noise



30MHz offset from carrier and noise floor,

VDD = 1.8V

-

< -160

-

dBc/Hz



30MHz offset from carrier and noise floor,

VDD = 2.5V

-

< -165

-

dBc/Hz

tJIT, SP

Spurious Suppression, Coupling

between Channels

fQA = 491.52MHz, fQB = 61.44MHz; VDD =

1.8V, measured between neighboring

outputs

-

-59

-

dB

fQA = 491.52MHz, fQB = 15.36MHz; VDD =

1.8V, measured between neighboring

outputs

-

-59

-

dB

fQA = 491.52MHz, fQB = 61.44MHz; VDD =

2.5V, measured between neighboring

outputs

-

-54

-

dB

fQA = 491.52MHz, fQB = 15.36MHz; VDD =

2.5V, measured between neighboring

outputs

-

-67

-

dB