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authorYuren Hao <yurenh2@illinois.edu>2026-07-16 01:14:22 -0500
committerYuren Hao <yurenh2@illinois.edu>2026-07-16 01:14:22 -0500
commit2de4309ea51e2aece346dfb453761ba3dd8f52dd (patch)
treeae1b4a82ddf1333c38629a3532dda057d58b52d2 /docs/hardware
parent54719112f4c69f509130982f25791d0bf7fa9827 (diff)
RESULT 28: Stage-0 gate #1 verdict (naked resident cells need >=10-12b; T64 word-streaming exempt; qcomp = the decisive arm)
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
Diffstat (limited to 'docs/hardware')
-rw-r--r--docs/hardware/PROCUREMENT_T64.md6
1 files changed, 3 insertions, 3 deletions
diff --git a/docs/hardware/PROCUREMENT_T64.md b/docs/hardware/PROCUREMENT_T64.md
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+++ b/docs/hardware/PROCUREMENT_T64.md
@@ -18,9 +18,9 @@ screen down.
Per-part functional screen, in order of kill power:
1. Basic DAC function: full-scale + zero code on both channels; reject hard failures.
2. System settle with 64-load column: **commit ≤3 µs; kill >7 µs** (pre-registered T64 gate).
-3. ENOB after per-cell digital pre-scale calibration, 1-hr drift window: **≥7.0** — RELAX this
- bar per the Stage-0 qup verdict (if 6-bit updates are lossless, acceptance drops to ~6 ENOB
- and pass-rate rises).
+3. ENOB after per-cell digital pre-scale calibration, 1-hr drift window: **≥7.0** — RELAX this bar per the Stage-0 qcomp verdict (gate #1b, compute-quantization = the T64 scenario).
+ Gate #1 (naked resident updates) measured: 10b +0.012 / 8b +0.042 / 6b +0.092 vs ctl — irrelevant
+ to T64 (fp32 master lives in DDR) but rules out shadow-less resident-cell machines below 10 bits.
4. Channel gain mismatch / INL spot-check at 4 codes (0x40/0x80/0xC0/0xFF): within the
forward/transpose asymmetry budget from Stage-0 gate #2 (pending).
Log pass-rate per seller lot; ≥70% pass at the relaxed bar makes the ¥3 line the plan of record.